| Electrical Circuit Faults |
1945 |
Ray-Bell Films |
22 |
16mm |
B&W |
sound |
| Preparing Old Buildings For Wiring |
1945 |
20202 Ray-Bell Films |
|
16mm |
|
sound |
| Soldering Lugs And Splicing Stranded Conductors |
1945 |
20202 Ray-Bell Films |
|
16mm |
|
sound |
| Wire Sizes And Voltage Drop |
1945 |
20202 Ray-Bell Films |
|
16mm |
|
sound |
| Wiring Old Buildings With Armored Cable |
1945 |
20202 Ray-Bell Films |
|
16mm |
|
sound |