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
Document
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
