| Sanitation Techniques In Rat Control |
1954 |
U S Public Health Serv |
12 min |
16mm |
B&W |
sound |
| Roof Rat, Habits And Characteristics |
1954 |
U S Public Health Serv |
|
16mm |
|
sound |
| Ratproofing |
1954 |
U S Public Health Serv |
10 min |
16mm |
B&W |
sound |
| Norway Rat, Habits And Characteristics |
1953 |
U S Public Health Serv |
|
16mm |
|
sound |