New Edition
New Edition of Hints on Silver-Glass Reflecting Telescopes Manufactured by Mr. G. Calver, F.R.A.S. with Directions for Silvering, Adjusting, &c.
作者：Calver, George, 1834-1927
体例：题 章数：62
字数：126,706 来源：Project Gutenberg
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cache/epub/53494/pg53494.txt（Project Gutenberg）
章节目录
共 62 题- NEW EDITION OF HINTS ON Silvered-Glass Reflecting TELESCOPES
- MANUFACTURED BY
- MR. G. CALVER, F.R.A.S.
- GEORGE CALVER,
- HILL HOUSE, WIDFORD,
- CHELMSFORD, ESSEX.
- TESTS FOR SPECULA.
- LIGHT TESTS.
- SEPARATING TESTS.
- THE UNIVERSAL ALT-AZIMUTH.
- THE IMPROVED “ANGLE-BLOCK” STAND.
- THE “POPULAR REFLECTOR.”
- WITH ANGLE-BLOCK STAND.—(FIG. 4.)
- THE ADJUSTMENTS OF THE EQUATORIAL.
- THE CASSEGRAIN.
- THE ALT-AZIMUTH STAND.
- ADJUSTMENTS.
- TO SILVER AND POLISH THE SPECULA.
- SELECTED TESTIMONIALS
- I am, Yours truly, F. G. L.
- I am, Yours truly, F. G. L.
- I am, Dear Sir, Yours truly, A. H. S.
- I am, Dear Sir, Yours sincerely, St. V. B.
- CATALOGUE
- OF
- AND THEIR ACCESSORIES,
- JUNE, 1877.
- 22 to 24 inch Speculum from £550 to 750 0 0
- 8-1/2 inch speculum as above, with 3 powers 40 0 0
- THE FINEST QUALITY GUARANTEED.
- FINEST QUALITY GUARANTEED.
- SILVERING AND POLISHING SPECULA.
- ASTRONOMICAL EYE-PIECES.
- OF BEST QUALITY.
- SOLAR EYE-PIECES.
- MICROMETERS.
- GEORGE CALVER,
- HILL HOUSE, WIDFORD,
- CHELMSFORD, ESSEX.
- TO PREPARE THE SOLUTIONS.
- THE FINAL ADJUSTMENT OF A NEWTONIAN REFLECTOR ON A STAR.
- THE DURABILITY OF SILVER FILMS.
- AND THEIR ACCESSORIES,
- OCTOBER, 1880.
- 22 to 24 inch Speculum from £600 to 700 0 0
- THE FINEST QUALITY GUARANTEED.
- FINEST QUALITY GUARANTEED.
- ASTRONOMICAL EYE-PIECES.
- OF BEST QUALITY.
- GEORGE CALVER,
- HILL HOUSE, WIDFORD,
- CHELMSFORD, ESSEX.
- LETTERS AND EXTRACTS FROM THE FOLLOWING GENTLEMEN.
- CARLISLE TERRACE, MALAHIDE, 1877.
- MELTON, 1878.
- AUCKLAND, NEW ZEALAND, 1877.
- KENDAL, 1878.
- BIRMINGHAM, 1878.
- THE GODDARDS, MOULTON, SPALDING.
- LIST OF OBJECTS SEEN WITH A 5-1/4 INCH REFLECTOR.
- 56 Herculis (6·5, 13 : 15″), 13 easy, all powers.
- GROSVENOR CRESCENT, EDINBURGH, 1879.