Biology (Spanish Series Unit 2 - Ecosystems

3 films in this series.

Title ▲	Year	Creator	Length	Format	Color	Sound
The Sea	1962	Encyclopaedia Britannica	1200 ft.	16mm	Color	sound
The Temperate Deciduous Forest	1961	ebec	16 min.	16mm	Color	sound
The Tropical Rain Forest	1961	ENCYCLOPEDIA BRITANNICA EDUCATIONAL CORP		16mm	Color	sound