| Date: June 21, 1936 | Location: site of the future Valmiera Aerodrome | Known Personnel: Janis Lindbergs, T.Gailitis, Rihards Gulbis, Abolins, E.Sapratnieks, Zakis | Aircraft Known to be Involved: At least two AA KOD-1 aircraft, YL-AAU "Vanags", and one additional military aircraft which did a fly-over but did not land on the improvised airfield. | Details:
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No.25, July 1936, pg.766-767