| 1938 |
Dashes, hurdles and relays. [Part 2]. |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
| 1938 |
DASHES, HURDLES, AND RELAYS. |
ERPI Classroom Films Inc. |
2 reels |
|
|
|
| 1938 |
DIGESTION OF FOODS. |
ERPI Classroom Films Inc. |
1 reel |
16mm |
B&W |
sound |
| 1938 |
Distance races. |
ERPI Classroom Films Inc. |
1 reel |
16mm |
|
sound |
| 1938 |
Distributing heat energy. |
ERPI Classroom Films Inc. |
1 reel |
16mm |
|
sound |
| 1938 |
El trigo el y hombre. |
ERPI Classroom Films Inc. |
4:00 |
16mm |
|
sound |
| 1938 |
Fuels and heat. |
ERPI Classroom Films Inc. |
1 reel |
16mm |
|
sound |
| 1938 |
Jumps and pole vault. |
ERPI Classroom Films Inc. |
1 reel |
16mm |
|
sound |
| 1938 |
Navajo Children |
ERPI Classroom Films Inc. |
380 |
16mm |
|
sound |
| 1938 |
New England fishermen. |
ERPI Classroom Films Inc. |
1 reel |
16mm |
|
sound |
| 1938 |
Robin redbreast. [First edition]. |
ERPI Classroom Films Inc. |
375 |
16mm |
|
sound |
| 1938 |
Shell - Fishing |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
| 1938 |
SHELL-FISHING. |
ERPI Classroom Films Inc. |
1 reel |
|
|
|
| 1938 |
The alimentary tract. |
ERPI Classroom Films Inc. |
1 reel |
16mm |
|
sound |
| 1938 |
Thermodynamics. |
ERPI Classroom Films Inc. |
1 reel |
16mm |
|
sound |
| 1938 |
Thrushes and relatives. |
ERPI Classroom Films Inc. |
1 reel |
16mm |
|
sound |
| 1937 |
A BACKWARD CIVILIZATION: THE BERBERS OF NORTHERN AFRICA. |
ERPI Classroom Films Inc. |
2:50 |
16mm |
|
sound |
| 1937 |
Adventures of Bunny Rabbit. |
ERPI Classroom Films Inc. |
1 reel |
16mm |
|
sound |
| 1937 |
Reproduction Among Mammals |
Erpi Classroom Films, Inc.; Encyclopedia Britannica |
4:00 |
16mm |
|
sound |
| 1936 |
THE MECHANISMS OF BREATHING. |
ERPI Classroom Films Inc. |
10 min |
16mm |
|
sound |
| 1934 |
A baby's day at twelve weeks. |
ERPI Classroom Films Inc. |
4:00 |
16mm |
|
sound |
| 1934 |
Learning and growth. |
ERPI Classroom Films Inc. |
4:00 |
16mm |
|
sound |
| 1934 |
The growth of infant behavior: early stages. |
ERPI Classroom Films Inc. |
3:50 |
16mm |
|
sound |
| 1933 |
SOUND: FUNDAMENTALS OF ACOUSTICS |
ERPI Classroom Films Inc. |
4:00 |
16mm |
|
sound |
| 1931 |
Beetles |
Encyclopaedia Britannica Films Inc.: Distributor | Erpi Classroom Films Inc.: Distributor | Indiana University Audio-Visual Center: Distributor |
0:09:43 |
16mm |
B&W |
sound |
| 1931 |
Development of transportation. |
ERPI Classroom Films Inc. |
375 |
16mm |
|
sound |
| 1931 |
Roots of plants. [First edition]. |
ERPI Classroom Films Inc. |
375 |
16mm |
|
sound |
| 1931 |
Spiders |
ERPI Classroom Films Inc. |
14 |
16mm |
B&W |
silent |
| 1931 |
The Frog |
ERPI Classroom Films Inc. |
325 |
16mm |
|
sound |
|
Boats (Aka A Boat Trip) |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
Children Of Japan |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
Conservation Of Natural Resources |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
Flatboatmen Of The Frontier |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
Industrial Revolution, The |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
New England Fisherman |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
Peru : People Of The Mountains |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
Pneumonia |
ERPI Classroom Films Inc. |
0:11:06 |
16mm |
B&W |
sound |
|
Science And Agriculture (The Soybean) |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
Science And Agriculture: The Soy Bean |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
Sending Radio Messages (Principles Of Radio — Part 1) |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
Theory And Problems Of Flight |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |