Sight reduction tables for air navigation.
Series: Its H. O. pub[lication]; no. 249
Published: 1951
Place of publication: Washington
Language: eng
Subjects: Navigation (Aeronautics) -- Tables.
Table of contents: title: v. 1. Selected stars; epoch 1955.0.; title: v. 2. Latitudes 0-̊39,̊ declinations 0-̊29.̊; title: v. 3. Latitudes 40-̊89,̊ declinations 0-̊29.̊