Discovering Matter and Energy Series

4 films in this series.

Title ▲	Year	Creator	Length	Format	Color	Sound
All About Light.	1963	Cenco Instruments Corp.		16mm	Color	sound
Sounds Around Us.	1963	Cenco Instruments Corp.	0:10:41	16mm	Color	sound
This is electricity.	1964	Calvin Productions Inc.	500	16mm		sound
This Is Heat	1964	Cenco Educational Films		16mm		sound