| 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 |
| 1930s |
WHERE EAST MEETS WEST ▶ |
erpi |
1R |
16mm |
|
Sound |
| 1930 |
Water Power |
Erpi Picture Consultants Inc. |
1 reel |
16mm |
B&W |
silent |
| 1920’ |
THE ELECTRIC STARTER ▶ |
erpi |
|
16mm |
|
|
| 1908 |
The Frog |
Erpi |
10 min |
16mm |
B&W |
Sound |
|
Alimentary Tract (1938) ▶ |
ERPI Classroom Films Inc. |
|
|
|
|
|
Anthracite Coal |
erpi |
|
16mm |
|
sound |
|
Aphids |
Erpi |
10 min |
16mm |
B&W |
Sound |
|
Baby's Day At 36 Weeks |
erpi |
|
16mm |
|
sound |
|
Beetles |
Erpi |
10 min |
16mm |
B&W |
Sound |
|
Behavior: Day At 48 Weeks |
erpi |
|
16mm |
|
sound |
|
Behavior: Day At One Year |
erpi |
|
16mm |
|
sound |
|
Boats (Aka A Boat Trip) ▶ |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
Brazil : People Of The Plantations |
Erpi Classroom Films |
|
16mm |
|
sound |
|
Chemistry Of A Changing World |
erpi |
|
16mm |
|
sound |
|
Children Of China |
erpi |
11 |
16mm |
B&W |
sound |
|
Children Of Japan ▶ |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
Conservation Of Natural Resources ▶ |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
Conservation Of Our National Resources |
erpi |
|
16mm |
|
sound |
|
Electrons: Erpi Picture Consultants (Later Name Encyclopaedia Britannica Films) |
Erpi Picture Consultants (later name Encyclopaedia Britannica Films) |
|
16mm |
|
sound |
|
Electrostatics |
Erpi |
10 min |
16mm |
B&W |
Sound |
|
Flatboatmen Of The Frontier ▶ |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
Fungus Plants |
Erpi |
10 min |
16mm |
B&W |
Sound |
|
Industrial Revolution, The ▶ |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
Life In Old Louisana ▶ |
Encyclopedia Britannica ERPI |
|
16mm |
|
sound |
|
Light Waves and Their Uses |
ERPI Classroom Films Inc. |
|
|
|
|
|
Light Waves and Their Uses |
Erpi |
11 min |
16mm |
B&W |
Sound |
|
Lucky Strike Means Fine Tobacco ▶ |
erpi |
|
16mm |
|
sound |
|
Mechanism Of Breathing |
erpi |
|
16mm |
|
sound |
|
Mexican Children ▶ |
erpi |
|
16mm |
|
sound |
|
Moon |
erpi |
11 |
16mm |
B&W |
sound |
|
New England Fisherman |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
Peru : People Of The Mountains |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
Pioneers of the Plains |
erpi |
|
16mm |
B&W |
|
|
Plant Growth |
Erpi |
10 min |
16mm |
B&W |
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 |
|
Seed Dispersal ▶ |
erpi |
|
|
|
|
|
Sending Radio Messages (Principles Of Radio — Part 1) ▶ |
ERPI Classroom Films Inc. |
|
16mm |
|
sound |
|
Sound Fundamentals Of Acoustics (1933) ▶ |
ERPI Classroom Films Inc. |
|
|
|
|
|
Sound Waves and Their Sources |
Erpi |
10 min |
16mm |
B&W |
Sound |
|
Symphony Orchestra |
Erpi |
11 min |
16mm |
B&W |
Sound |
|
The Brass Choir |
Erpi |
10 min |
16mm |
B&W |
Sound |
|
The Earth In Motion (1936) ▶ |
Erpi Picture Consultants (later name Encyclopaedia Britannica Films) |
|
|
|
|
|
The Percussion Group |
Erpi |
10 min |
16mm |
B&W |
Sound |
|
The String Choir |
Erpi |
10 min |
16mm |
B&W |
Sound |
|
Theory And Problems Of Flight |
ERPI Classroom Films Inc. |
20 min |
16mm |
|
sound |