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4 results for "Gerrit C. Zwart" in Creator.

Title ▼	Year	Creator	Length
PRINCIPLES OF PHYSICS. Gerrit Carl Zwart	1932	Gerrit Carl Zwart	1 reel
PRINCIPLES OF CHEMISTRY. Gerrit C. Zwart (Gerrit Carl Zwart author)	1934	Gerrit C. Zwart (Gerrit Carl Zwart author)	1 reel
HISTORY OF DEVELOPMENT OF ENERGY. Gerrit C. Zwart	1936	Gerrit C. Zwart
FUNDAMENTALS OF BIOLOGY Visual Sciences. Gerrit C. Zwart d.b.a. Visual Sciences	1969	Gerrit C. Zwart d.b.a. Visual Sciences

Found in catalogs (2)

Educational Screen 1954,1955,1956 — page 562
…Victor Aniniutograph Corporation Davenport, Iowa Visual Sciences \ Mr. Gerrit Zwart, Box 599E. Suffern, N Y. lale Iniversity Press Film Service 386 Fourth Ave., New…
Educational Screen 1938 — page 270
…Gerrit C. Zwart, principal of Suffern Junior High School and head of the science department of Suffern High School. They may be exhibited in…