National geographic society
By: United States Army Air Corps stratosphere flight of 1935 in the balloon "Explorer II".
Contributors: United States Office of Chief of Air Corps (War Department)
Series: National geographical society. Contributed technical papers. Stratosphere series -- no. 2
Publisher: [s.n.]
Published: 1936
Place of publication: Washington, DC
Language: eng
Number of pages: 277
Subjects: Balloon ascensions.; Atmosphere, Upper.; Explorer II (Balloon)
Notes: 1