Regulations to govern air navigation in the Canal zone.
By: Promulgated by the secretary of state, September 22, 1931.
Series: Publication -- no. 249; Department of State publication -- no. 249.
Publisher: U.S. Govt. print. off.
Published: 1931
Place of publication: Washington
Language: eng
Number of pages: 36
Subjects: Aeronautics, Commercial -- Panama -- Panama Canal
Notes: At head of title: Publications of the Department of state.

Bound with other pamphlets of the Dept. of State.