| |
|
Manufacturing industry labor disputes in the United States
|
133978 |
| |
|
Ford Motor Company labor relations
|
133979 |
| |
|
Labor disputes led by the United Auto Workers
|
133980 |
| |
|
SUBSAFE (Submarine Safety Program)
|
97550 |
| |
|
Conflicts in 1937
|
133981 |
| |
|
S4G
|
97554 |
| |
|
Battle of the Overpass
|
133984 |
| |
|
Aviation accidents and incidents in the United States in 1931
|
133998 |
| |
|
Airliner accidents and incidents in Kansas
|
133999 |
| |
|
S5G
|
97555 |