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The description and use, of a new constructed octant, sextant and quintant. [electronic resource] : By His Majesty's patent, being an improvement on the Hadley's quadrant. By either of which, altitudes are taken, and angular distances measured to the greatest precision from 0. to 160ʻ. Without a back observation, and with double the space of illumination, or field of view: also a new meth[o]d of adjusting the glasses, and applying the instrument for the purposes of finding the latitude and longitude at sea.. By G. Wright.
- Format:
- Book
- Author/Creator:
- Wright, Gabriel.
- Language:
- English
- Subjects (All):
- Nautical instruments--Early works to 1800.
- Nautical instruments.
- Physical Description:
- 1 online resource ([4],40p.,II plates )
- Other Title:
- Description and use, of a new constructed octant, sextant and quintant
- Place of Publication:
- London : Printed for the author, no. 36, Little Britain; and sold by Mr. Martin, optician in Fleet-street, and the booksellers in town and country, [1779?]
- Notes:
- Price on title page: (Price One Shilling.)
- Reproduction of original from British Library.
- Cited in:
- English Short Title Catalog, T122335.
- OCLC:
- 508884495
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