221-b

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Filmography in the catalog

Credited on 1 film (1945) — matched by name in the Creator or Credits field. Also mentioned in 6 other records (descriptions, transcriptions, copyright notes).

Year ▲	Title	Creator	Length	Format	Color	Sound
1945	MSTRIPS 239	221-b; 42 frames, synchronized disc, 11 minutes) 3 41 1 Driftmeters U.S. Department of the Air Force [1943?]. (Aerial Navigation Series. Dead Reckoning Instruments No. 1) Nature of drift and its effect on aircraft; construction of driftmeters and how they function. (FS 1-324; 56 frames) The Drill Press U.S. Office of Education	56 frames	Filmstrip