Altitude tables computed for intervals of four minutes between the parallels of latitude 31⁰ and 60⁰ and parallels of declination 0⁰ and 24⁰
Subtitle: designed for the determination of the position line at all hour angles without logarithmic computation.
By: By Frederick Ball, ... .
Publisher: J.D. Potter
Published: 1907
Place of publication: London
Language: eng
Number of pages: 241
Subjects: Navigation -- Tables
Genres: Tables.