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LEARNING ABOUT MAGNETISM [VIDEOGRABACION].

LEARNING ABOUT MAGNETISM [VIDEOGRABACION]. - 2 - MEXICO: ENCYCLOPAEDIA BRITANNICA EDUCATIONAL CORP. 1975 - 1 VIDEO (VHS) (13M) COL.

Subjects--Topical Terms:
1.CAMPOS MAGNETICOS.
2.ELECTROMAGNETISMO.
3.MOTORES Y GENERADORES.
4.DESVIACIONMAGNETICA.

Dewey Class. No.: C 538 E23