Altitude tables, computed for intervals of four minutes
Subtitle: between the parallels of latitude 31 and 60 and parallels of declination 0 and 24 designed for the determination of the position-line at all hour angles without logarithmic computation
By: by Frederick Ball
Edition: 3rd ed.
Publisher: J.D. Potter
Published: 1915
Place of publication: London
Language: eng
Number of pages: 241
Subjects: Navigation; Tables
Other titles: Altitude or position tables, 31 to 60 N. or S.; Altitude or position tables, 31° to 60° N. or S.
Notes: Cover title: Altitude or position tables, 31 to 60 N. or S.