Author:
Title: Azimuths of the Sun and Other Celestial Bodies of Declination 0 to 23 degrees for Latitudes Extending to 70 degrees from the Equator. H. O. No. 71.
Description: Fifteenth Edition; 4to; pp. (iv), 226; original green cloth; cloth faded, page edges flecked, pages browned, a good copy. Washington, The Hydrographic Office, 1934.

Keywords: miscellaneous science sun celestial azimuths degrees hydrographics