Douglas O-25

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Douglas O-25 - track version[/heading]

-25 - experimental conversion A-2H with the engine V-1570-5 Conqueror
XO-25A - the same machine after installation of the engine V-1570-27 and the radiator Preston
O-25A - the serial variant with the engine In the-1570-7, 50 pcs
O-25B - unarmed staff transport, three machines
About-25C - series variant with the engine In-19570-27 and the radiator Preston, 30 pcs

Francillon, Rene J. McDonnell Douglas Aircraft Since 1920, Volume I. Naval Institute Press, Annapolis, 1988. ISBN 0-87021-428-4.
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URL : https://www.valka.cz/Douglas-O-25-t144951#466687 Version : 0
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