Artifact Details

Title

The ready observator : or an infallible method for determining the latitude at sea : by altitudes of the sun, at any time of the day, either fore-noon or after-noon, independant of a meridional observation : the whole rendered peculiarly easy for practice, and annexed with a compleat and correct sett of all the necessary tables : viz, logarithmic solar tables, sun's declination, natural sines, secants less radius and logarithms

Catalog Number

102727887

Type

Text

Date

1771

Author

Falck, N. D. (Nikolai Detlef)

Publisher

Wells and Grosvenor

Place of Publication

London

Extent

iii, [1], 8, [53] p.

Dimensions

overall: 1/4 in x 7 1/4 in x 9 1/4 in

Category

Book