The Junkers J 21 (manufacturer’s sales designations T 21 and H 21) was a reconnaissance aircraft designed in Germany in the early 1920s and produced in the Soviet Union at the Junkers plant at Fili for use by the Soviet Air Force.
This page contains content from the copyrighted Wikipedia article "Junkers T.21"; that content is used under the GNU Free Documentation License (GFDL). You may redistribute it, verbatim or modified, providing that you comply with the terms of the GFDL.