From what I have now laid before you, in what must necessarily be a very

imperfect manner, you will see that there is good reason to believe that

in the study of science and philosophy the Indian races were much in

advance of the Western nations. The age of science amongst them is very

great; we fail utterly in trying to find its beginning, unless we accept

the tradition which ascribes to Menu, their great lawgiver (who is

supposed to have been Noah), the saving of three out of the four divine

books or Vedas from the deluge. This would carry us back to the

Antediluvian times for the beginning of our investigations; but without

taking any such extreme view of the subject we will find traces of

science clearly marked out for us in the history of the Indian races.

The picture of the Brahmins, drawn by Apuleius in the second century,

shows how little they have changed in historical times. He says:--

"The Indians are a populous nation of vast extent of territory, situated

far from us to the east, near the reflux of the ocean and the rising of

the sun, under the first beams of the stars, and at the extreme verge of

the earth, beyond the learned Egyptians and the superstitious Jews and

the mercantile Nabathaeans; and the flowing robed Aracidae, and the

Ityraeans, poor in crops, and the Arabians, rich in perfumes.

"Now, I do not so much admire the heaps of ivory of the Indians, their

harvests of pepper, their bales of cinnamon, their tempered steel, their

mines of silver, and their golden streams, nor that among them, the

Ganges, the greatest of all rivers,

'Rolls like a monarch on his course, and pours

His eastern waters through a hundred streams,

Mingling with ocean by a hundred mouths,'

"nor that these Indians, though situated at the dawn of day, are yet of

the colour of night, nor that among them, immense dragons fight with

enormous elephants, with parity of danger to their mutual destruction,

for they hold them enwrapped in their slippery folds, so that the

elephants cannot disengage their legs or in any way extricate themselves

from the scaly bonds of the tenacious dragons. They are forced to seek

revenge from the fall of their own bulk and to crush their captors by

the mass of their own bodies.

"There are amongst them various kinds of inhabitants. I will rather

speak of the marvellous things of men than of those of nature.

"There is among them a race who know nothing but to tend cattle, hence

they are called neatherds; there are races clever in trafficking with

merchandise, and others stout in fight, whether with arrows, or hand to

hand with swords.

"There is also among them a pre-eminent race called Gymnosophists.

"These I exceedingly admire, for they are men skilled not in propagating

the vine, nor in grafting trees, nor in tilling the ground. They know

not how to cultivate the fields, nor to wash gold, or to break horses,

or to shear or feed sheep or goats.

"What is it, then, they know? One thing instead of all these. They

_cultivate wisdom_, both the aged professors and the young students.

Nothing do I so much admire in them as that they hate torpor of mind and

sloth."

This does not look as if the Indians had been unknown or unappreciated

in the second century A.D.

Apuleius is not alone in his respect for the Brahmins. Many of the Greek

writers speak of them under the names of Brahmins or Gymnosophists, but

always with great respect.

Strabo states, on the authority of Megasthenes (who it will be

remembered was Ambassador from Persia, and lived for some years at

Palibothra, about 307 B.C.), that "there were two classes of

philosophers or priests, the Brachmanes and the Germanes, but the

Brachmanes are best esteemed." Towards the close of his account of the

"Brachmanes" he says:--

"In many things they agree with the Greeks, for they affirm that the

world was produced, and is perishable, and that it is spherical; that

God, governing it as well as framing it, pervades the whole; that the

principles of all things are various, but water is the principle of the

construction of the world; that besides the four elements there is a

fifth, nature--whence heaven and the stars; that the earth is placed in

the centre of all.

"Such, and many other things are affirmed of reproduction and of the

soul. Like Plato, they devise fables concerning the immortality of the

soul, and the judgment in the infernal regions, and other similar

notions. These things are said of the Brachmanes."

Clemens Alexandrinus, after saying that philosophy flourished in ancient

times amongst the barbarians, and afterwards was introduced amongst the

Greeks, instances the prophets of the Egyptians, the Chaldees of the

Assyrians, the Druids of the Gauls (Galatae), the Samauaeans of the

Bactrians, the philosophers of the Celts, the Magi of the Persians, and

the Gymnosophists of the Indians. The Greek authors distinctly speak of

the Brahmins as the chief of the castes or divisions of the Indian

people from the time of Megasthenes, who wrote of them in the fourth

century B.C.

Sir William Jones, in a paper on the philosophy of the Asiatics, pointed

out that "the old philosophers of Europe had some idea of centripetal

force, and a principle of universal gravitation," and affirms that "much

of the theology and philosophy of our immortal Newton may be found in

the Vedas."

"That _most subtle spirit_ which he suspected to pervade natural bodies,

and lying concealed in them, to cause attraction and repulsion, the

emission, reflection and refraction of light, electricity, calefaction,

sensation, and muscular motion, is described by the Hindus as a _fifth

element_, endowed with these very powers; and the Vedas abound with

allusions to a force universally attractive, which they chiefly ascribe

to the sun, thence called 'Aditya, or the attractor,' a name designed by

the mythologists to mean the child of the goddess Aditi. But the most

wonderful passage on the theory of attractions occurs in the charming

allegorical poem of 'Shi'ri'n and Ferhai'd, or the Divine Spirit, and a

human soul disinterestedly pious,' a work which, from the first verse to

the last, is a blaze of religious and poetical fire.

"The whole passage appears to me so curious that I make no apology for

giving you a faithful translation of it:--

"_There is a strong propensity which dances through every atom, and

attracts the minutest particle to some peculiar object; search this

universe from its base to its summit, from fire to air, from water to

earth (the four elements!), from all below the moon to all above the

celestial spheres, and thou wilt not find a corpuscle destitute of that

natural attractability. The very point of the first thread in this

apparently tangled skein is no other than such a principle of

attraction, and all principles beside are void of a real basis: from

such a propensity arises every motion perceived in heavenly or in

terrestrial bodies; it is a disposition to be attracted which taught

hard steel to rush from its place and rivet itself on the magnet; it is

the same disposition which impels the light straw to attach itself

firmly on amber; it is this quality which gives every substance in

nature a tendency towards another, and an inclination forcibly directed

to a determinate point._"

In Sir W. Ainslie's Materia Medica of India the opinion of an old Hindoo

author is given as to the qualifications required in a physician.

"He must be a person of strict veracity, and of the greatest sobriety

and decorum: he ought to be skilled in all the commentaries on the

'Ayur-Veda,' and be otherwise a man of sense and benevolence: his heart

must be charitable, his temper calm, and his constant study how to do

good.

"Such a man is properly called a good physician, and such a physician

ought still daily to improve his mind by an attentive perusal of

scientific books.

* * * * * * * * * * * * * *

"Should death come upon us while under the care of a person of this

description, it can only be considered as inevitable fate, and not the

consequence of presumptuous ignorance."

The knowledge of the Hindoos may be all said to be contained in their

sacred books called the Vedas, which, although perfect as a whole, are

actually divided into four parts, each in itself constituting a separate

Veda under a special title. These are the Rig-Veda, the Yajur-Veda

(white and black), the Sama-Veda, and the Atharva-Veda, or Ayur-Veda.

Although the last is admitted to be as a whole not so ancient as the

other three, still there are portions of it that are probably as old as

any of the others. Even in the oldest epic poems of the Hindoos mention

is made of four Vedas as already in existence and as of great antiquity.

Sir William Jones estimates the date of its compilation as certainly not

after B.C. 1580.

These Vedas are considered by the Hindoos to contain the groundwork of

all their philosophy, as well as of their arts and sciences, and they

contain treatises on music, medicine, the art of war, and architecture.

Sir William Jones, in referring to the Ayur-Veda, says that, to his

astonishment, he found in it an entire Upanishad on the internal parts

of the human body, enumerating the nerves, veins, and arteries.

The Ayur-Veda was considered by the Brahmins to be the work of

Brahma--by him it was communicated to Dacsha, the Prajapati, and by him,

the two Aswins, or sons of Surya--the sun--were instructed in it, and

thus became the medical attendants of the gods. A legend that cannot but

recall to our mind the Greek myth of the two sons of AEsculapius and

their descent from Apollo.

In the case of immortal gods the practice was confined to surgery, in

treating the wounds received in the conflicts which were constantly

described as occurring amongst the gods themselves, or between the gods

and the demons. Of course they performed many miraculous cures, as would

be expected from their superhuman character.

Professor Wilson published in the _Oriental Magazine_, in 1823, some

notices on early Hindoo Medicine, and he points out that the tradition

is, that the above "two Aswins instructed Indra in medical and surgical

art, that Indra instructed Dahnwantari; although others make Atreya,

Bharadwaja, and Charaka prior to the latter:--Charaka's work, which goes

by his name, is extant. Dahnwantari is also styled Kasi-rajah, or Prince

of Kasi, or Benares. His disciple was Susruta, his work also exists."

The Ayur-Veda, as the oldest medical writings of the Hindoos are

collectively called, was divided into eight divisions. These are

described by Professor Wilson as follows:--

"1st. _Salya._--The art of extracting extraneous substances, violently

or accidentally introduced into the body, with the treatment of the

inflammation and suppuration thereby induced.

"The word _Salya_ means a dart or arrow, and points clearly to the

origin of this branch of Hindoo science.

"2nd. _Salakya._--The treatment of external affections or diseases of

the eyes, nose, ears, &c.

"3rd, _Kayao Chikitsa._--The general application of medicine to the

body, or the science of medicine, as opposed to surgery under the two

first heads.

"4th. _Bhutavidya_, or demonology: the act of casting out demons, which

we may take to mean the treatment of insanity, such as it was.

"5th. _Kaumara bhritya_, or the treatment of the diseases of women and

children.

"6th. _Agada._--The administration of antidotes.

"We do not appreciate this as an eastern nation would when poison was

only too common an instrument of ambition or revenge.

"7th. _Rasayana._--Is chemistry, or perhaps it were better to say

alchemy, as its chief aim was the study of combinations of substances

mostly metallurgic, with a view of obtaining the universal medicine or

elixir which was to give immortal life.

"8th. _Bajikarana._--Was connected with the means of promoting the

increase of the human race."

One of the articles of Hindoo medicine was _Kshara_ or alkaline

salts,--these are directed to be obtained by burning different

substances of vegetable origin, boiling the ashes with five or six times

their measure of water and filtering the solution, which was used both

internally and externally. Care is enjoined in their use, and emollient

applications are to be used if the caustic should occasion great pain.

I have already spoken of the fact of Indian physicians having been at

the Court of Persia, and also at that of Haroun al Raschid, and also

that the ancient writers on medicine were known to the Arabs of the time

of the schools of Baghdad and Cordova. There is no manner of doubt

concerning this fact, as in Serapion's works we find Charak actually

mentioned by name; under the head _De Mirobalanis_ we find "_Et Xarch

indus dixit;_" and again, in another section "_Xarcha indus;_" there

being no corresponding sound to che in Arabic, there is a slight change

in the name, but it is quite clear what it is intended for. In Avicenna,

again, we find reference to "Scirak indum." Rhazes, again, who was

previous to Avicenna, has "_Inquit Scarac indianus_," and again "_Dixit

Sarac;_" in another place an Indian author is quoted, who has not as yet

been traced, "_Sindifar_," or, as it is in another place, "_Sindichar

indianus._"

Professor Wilson, in a notice on the medical science of the Hindoos,

published in the _Oriental Magazine_, examines into the distinctive

qualities of the various sorts of leeches, and shows that the

description given in Avicenna, in the section "De Sanguisugis," is

almost identical with the Hindoo author's description of the twelve

sorts of leeches, in distinguishing the appearance and properties of the

various sorts.

That this is more than a mere coincidence is clear from the fact that

Avicenna says "_Indi dixerunt_."

I do not think it will be seriously disputed that the Arabs had access

to the Hindoo works of and before their time, and we will find, if we

carefully examine the subject, that the science of medicine as

distinguished from surgery, and of chemistry as a part of that science

of medicine, was much more ancient than we have been prepared to admit.

It would be incredible to believe that amongst a people so observant and

highly cultured as the Brahmins must have been, that medicine and the

changes occurring in mixtures of various substances should have been

unstudied, and there is no doubt that this subject was far from being

neglected by them.

Many natural productions of the country, such as nitrate of potash,

borax, carbonate and sulphate of soda, sulphate of iron, alum, common

salt, and sulphur, could scarcely escape the notice of even ordinary

men; but Dr. Ainslie has shown, from the evidence of old Indian medical

works, that they were not only acquainted with ammonia (which they made

by distilling salammoniac one part, and chalk two parts), but that they

prepared sulphuric acid by burning sulphur and nitre together in earthen

pots, calling it _Gunduk Ka Attar_, or "attar of sulphur." Nitric acid,

which was prepared, not by the process described by Geber, but by mixing

saltpetre, alum, and a portion of a liquor obtained by spreading cloths

over the common gram plant, and leaving them exposed to the dew, when

they were found to absorb the acid salt so abundantly secreted by the

plant on the surface of its leaves, and which, when examined by

Vauquelin, was found to contain both oxalic and acetic acids.

Muriatic acid was also made by distilling alum and common salt, dried

and pounded with the above acid liquor.

Arsenic was used by them for the cure of palsy, and also for venereal

diseases, and is still used by them for this purpose, and in

intermittent fevers.

It would occupy too much time to go further into this subject at the

present time, but there are many chemical compounds which are still made

and sold in the Indian bazaars which have been used from time

immemorial, and which require a knowledge of chemical manipulation in

the arts of subliming, distilling, &c.

Mr. Rodwell says, "that the distillation of cinnabar with iron,

described by Dioscorides, is the first crude example of distillation,

which afterwards became a principal operation among the alchemists and

chemists for separating the volatile from the fixed."

That this is an assumption which has no foundation in fact is evident,

when we find in the Institutes of Menu many enactments against the

drinking of distilled spirits, and these made of various kinds and

distilled from molasses (or sugar-cane juice), rice, and the madhuca

flowers.

"A soldier or merchant drinking arak, mead, or rum are to be considered

offenders in the highest degree," and "for drinking spirits are to be

branded on the forehead with a vintner's flag," rather a summary way of

treating a drunkard, and one which would indicate that the ill effects

of over-indulgence in spirituous liquors had been long known, when such

severe enactments were made against it.

The method of distilling described by Mr. Kerr in the Asiatic

Researches, vol. 1, is so simple that it is almost certain that it was

employed in very ancient times for the purpose of distilling spirits,

and also attars of various sorts, which, from time immemorial, would

seem to have been a special production of India.

"The body of the still is a common large unglazed earthen water jar,

nearly globular, of about 25 inches diameter at the widest part of it,

and 22 inches deep to the neck, which neck rises 2 inches more, and is

11 inches wide in the opening; this was filled about a half with

fermented mahwah flowers, which swam about in the liquor to be

distilled.

"This jar they placed in a furnace, not the most artificial, though not

seemingly ill adapted to give a great heat with but very little fuel.

This they made by digging a round hole in the ground, about 20 inches

wide and full 3 feet deep, cutting an opening in the front sloping down

to the bottom, perpendicular at the sides, about 9 inches wide and about

15 inches long, reckoning from the edge of the circle: this is to serve

to throw in the wood and to allow a passage for the air; at the other

side a small opening about 4 inches by 3 inches is made to serve as an

outlet for the smoke, the bottom of the hole thus made was rounded like

a cup.

"The jar was placed in this as far as it would go, and banked up with

clay all round to about a fifth of its height, except at the two

openings, when all was completed so far as the furnace was concerned.

"Fully one third of the still or jar was exposed to the heat when

the fire was lighted; the fuel was at least 2 feet from the bottom

of the jar.

"On to this jar there was now fitted what is called an adkur, this being

made of two earthen pans with their bottoms turned towards each other,

and a hole of about 4 inches diameter in the middle of each of them, the

lower of these pans fitted the hole in the jar, and was luted with clay,

the upper was luted to the lower one, and had a diameter of about 14

inches, the juncture formed a neck of about 3 inches, the upper pan was

about 4 inches deep, with a rim round the central hole, this formed a

gutter, and by means of a hollow bamboo luted to this, the spirit, as it

condensed, ran off into the receiver.

"The arrangement was now completed by luting on a small copper pot or

vessel about 5 inches deep, 8 inches wide at mouth, and about 10 inches

at bottom, with its mouth downwards.

"The cooler was formed by placing on a support at the back of the

furnace an earthen vessel containing a few gallons of water, from which,

by means of a bamboo tube, the water was allowed to run on to the centre

of the copper pot, from where it collected in the clay saucer, and ran

off by a small hole and bamboo tube for use again.

"In about three hours' time from lighting the fire, they draw off fully

fifteen bottles of spirits."

Comparing this simple form of apparatus with those described by Geber,

we must admit that there is no doubt of the earlier date of this simple

apparatus; and, as we have seen, distilled spirit is expressly mentioned

in the Institutes of Menu, we are bound to admit that distillation was

in use long ere the Arabian times and that of Dioscorides.

Many such examples might be examined, but I will take one for

illustration--that of the manufacture of common salt.

Let us take this manufacture as a typical one.

We find in Jackson's Antiquities and Chronology of the Chinese that,

2500 B.C., Shin-nong invented the method of obtaining salt from

sea-water. He also gets credit for having composed books on medicine.

In George Agricola's De Re Metallica (1561) there is a curious set of

woodcuts representing the manufacture of salt, and in the first, in

which the whole process of evaporating sea-water by the sun's rays is

shown most completely from the raising of the sluices to allow the water

to flow into the various evaporating ponds, to the packing of the

finished salt in barrels--it is a curious fact that the trees which are

introduced are _palms_, and the figure in the distance is dressed in

_Oriental costume_, while even the ship seems to partake of this

character.

A more advanced state of things is shown in the third drawing of the

12th book, where a pan is shown, made of iron plates riveted together so

as to form a flat sheet, which forms the bottom of the pan, of which the

sides are composed of thick wood, strengthened with plates of iron at

the corners.

The bottom of the pan has a series of iron eyes or loops, and these,

when it is fixed over its furnace, are attached to iron rods, which are

hung from a network of wooden bars, so that the whole bottom of the pan

is supported securely at a considerable number of points.

The furnace is very simple, being simply a wall surrounding an oblong

space, a little smaller than the pan, so that the sides of the latter

may rest on the walls all round, except for a small space in front where

the fuel is introduced, which apparently burns on the ground alone.

The method of manufacturing salt in Japan is almost identical with that

figured in Agricola. There is the same arrangement of salt garden or

series of ponds and ditches, and the dirty salts mixed with sand are

again lixiviated, and the filtered liquid is boiled down in curiously

formed pans or boilers.

Of these there are two chief forms, the first being a tank or pan formed

of large pieces of slate, with the joints made with clay, and surrounded

with a mud wall. The whole is covered with an arch or vault and is

filled with the brine, which is then evaporated by surface heat, the

fire being placed at one end and the flue at the other.

The other form is very curious and interesting, and is almost identical

in its principle of construction with the pan I have referred to as

figured in Agricola, only in this case the materials are very different,

being, instead of wood and iron, nothing more than clay or mud.

It was described officially by the Japanese, in their publications at

the Philadelphia Exhibition in 1876. The Japanese description of this

apparatus is highly interesting. It is as follows:--

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