T̀he central blue'
By: by W. Barton Leach
Published: 1957
Place of publication: Washington, D.C.
Language: eng
Number of pages: 49
Subjects: Great Britain. Royal Air Force
Notes: At head of title: An RAF leader looks at airpower.

"The Central Blue, by Marshal of the RAF Sir John Slessor, published by F.A. Praeger."

Excerpt from Air force, vol. 40, no. 2, Feb. 1957.