East Anglian helicopter mails
By: by M. V. D. Champness
Series: Monographs - East Anglia Postal History Study Circle -- no. 3
Publisher: Published on behalf of the East Anglia Postal History Study Circle
Published: 1973
Place of publication: Bps. Stortford, Herts
Language: eng
Number of pages: 38
Subjects: Air mail service; History; Helicopters; Cargo