The nautical almanac and astronomical ephemeris, for the year 1787 : Published by order of the Commissioners of Longitude.
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| Format: | eBook |
| Language: | English |
| Series: | Eighteenth century collections online.
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| Online Access: | Full text online |
| Item Description: | Includes: 'Directions for making the best composition for the metals of reflecting telescopes; and the method of .. giving them the true parabolic figure. By the Rev'd John Edwards,' with: 'An account of the cause and cure of the tremors particularly affecting reflecting telescopes .. By the Rev'd John Edwards,' with separate pagination and register and a half-title to each part.- With two final advertisement leaves. Reproduction of original from the British Library. Electronic resource. |
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| Physical Description: | 16 unnumbered pages, 168, 60, 4 unnumbered pages ; 8⁰. |