CONGRUENCE.

Copyright

Complete catalog record
CONGRUENCE. Macmillan Co. Made by Davidson Films. 1 reel, si., color, Super 8 mm. Loop film. (Macmillan school mathematics program) © Macmillan Co.; 31Dec69; MP20432.

Related films

Sources

  1. 16mm Filmography (legacy record) — title, year, creator, format, sound, catalog record, copyright