THE COMPLETE PRACTICAL MACHINIST

Embracing Lathe Work, Vise Work, Drills and Drilling,

Taps and Dies, Hardening and Tempering, the Making

and Use of Tools, etc., etc. By Joshua Rose. Illustrated

by 130 engravings. Fifth edition, revised. In

one vol., 12mo., 376 pages. Price $2.50 by mail, free of

postage.

CONTENTS: Chapter I. Lathe and Machine Tools.

II. Cutting Speed and Feed. III. Boring Tools for Lathe

Work. IV. Screw-cutting Tools. V. General Observations

on Lathe Work. VI. Turning Eccentrics. VII.

Hand Turning. VIII. Drilling in the Lathe. IX. Boring

Bars. X. Laps. XI. Twist Drills. XII. Tool Steel.

XIII. Taps and Dies. XIV. Vise-work Tools. XV.

Fitting Connecting Rods. XVI. Milling Machines and

Milling Tools. XVII. To Calculate the Speed of Wheels,

Pulleys, etc. XVIII. The Slide Valve. XIX. How to

Set a Slide Valve. XX. Pumps Index.

We also publish:

THE MODERN PRACTICE OF AMERICAN MACHINISTS

AND ENGINEERS. By Egbert P. Watson. Illustrated

by 86 engravings. 12mo, $2 50

-->The above or any of our Books sent by mail, free

of postage, at the publication price.

Our new and enlarged CATALOGUE OF PRACTICAL

AND SCIENTIFIC BOOKS--96 pages, 8vo--sent free to any

one who will furnish his address.

HENRY CAREY BAIRD & CO.,

Industrial Publishers, Booksellers, and Importers,

810 WALNUT ST., PHILADELPHIA, PA.

FOR SALE,

A full set of Patent Office Reports, from 1849 to 1872.

Price $60. Apply to C. M. ALEXANDER, Washington, D. C.

BAND SAWS

AND

PLANERS

a specialty.

C. Hodgkins & Son,

Marlboro, N. H.

[Illustration]

1880 1880

PITTSBURGH EXPOSITION SOCIETY.

THE FOURTH

EXPOSITION AND FAIR

Will open to the public Thursday, September 2, and remain

open day and evening (Sundays excepted) until

Saturday, October 9th, 1880.

Blank forms of application for space, Prospectus, and

Premium list may be had by addressing the secretary.

Exhibitors are earnestly requested to make early application

for space, thus enabling the managers to better

arrange the whole Exhibition.

New Machinery Hall; new Engine and Boilers.

Manufacturers and Inventors should avail themselves

of the unsurpassed facilities offered by this Exposition

for the introduction of new machinery to the public.

OFFICE, GERMANIA BANK BUILDING, 89 WOOD ST.

P.O. BOX 895.

E. P. YOUNG, I. C. PATTERSON,

General Manager. Secretary.

JOHN D. BAILEY, Asst. Manager and Cashier.

[Illustration:

-->SEND STAMP FOR CATALOGUE.

TOOLS:

TAPS & DIES

VISES

CHUCKS TWIST DRILLS

MACHINE SCREWS

LATHES FILES

STUBS TOOLS & STEEL

TALLMAN & McFADDEN--PHILADELPHIA.]

Scientific American, Vol. XLIII.—No. 1. [New Series.], July 3, 1880 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures · 第 107 / 157 题