584 items
| Date | circa 1960 |
|---|
| Subject | Machine Shop |
|---|---|
| Date | circa 1968 |
| Date | circa 1955 |
|---|
| Date | circa 1960 |
|---|
| Date | circa 1960 |
|---|
| Subject | Machine Shop |
|---|---|
| Date | circa 1968 |
| Subject | Machine Shop |
|---|---|
| Date | circa 1968 |
| Subject | Machine Shop |
|---|---|
| Date | 09/27/1950 |
| Date | circa 1960 |
|---|
| Date | circa 1960 |
|---|
| Date | circa 1960 |
|---|
| Date | circa 1955 |
|---|
| Subject | Machine Shop |
|---|---|
| Date | circa 1968 |
| Subject |
|
|---|---|
| Subject | Machine Shop |
|---|---|
| Date | 1968 |
| Subject | Machine Shop |
|---|---|
| Date | Circa 1968 |
| Subject | Machine Shop |
|---|---|
| Date | circa 1968 |
| Subject | Machine Shop |
|---|---|
| Date | Circa 1968 |
| Subject | Machine Shop |
|---|---|
| Date | circa 1968 |
| Subject | Machine Shop |
|---|---|
| Date | circa 1968 |
| Subject | Machine Shop |
|---|---|
| Date | circa 1968 |
| Subject |
|
|---|---|
| Creator | Keener, Don |
| Date | Unknown |
| Date | May 1969 |
|---|
| Date | 1969 |
|---|
| Date | circa 1960 |
|---|
| Date | circa 1950 |
|---|
| Subject |
|
|---|---|
| Date | 1962 |
| Subject |
|
|---|---|
| Date | 1962 |
| Subject | Airports |
|---|---|
| Date | circa 1950 |
| Subject |
|
|---|
| Subject |
|
|---|---|
| Date | circa 1965 |
| Date | circa 1965 |
|---|
| Creator | Pennsylvania College of Technology |
|---|---|
| Date | circa 1960 |
| Subject | National Youth Administration (NYA) |
|---|---|
| Date | circa 1935 |
| Subject | National Youth Administration (NYA) |
|---|---|
| Date | circa 1935 |
| Subject |
|
|---|---|
| Date | circa 1955 |
| Subject |
|
|---|---|
| Date | circa 1955 |
| Subject |
|
|---|---|
| Date | circa 1964 |
| Date | APril 1936 |
|---|
| Subject |
|
|---|---|
| Date | 1966 |
| Date | circa 1938 |
|---|
| Subject |
|
|---|---|
| Date | 06 – 1938 |
| Subject |
|
|---|---|
| Date | circa 1960 |
| Subject |
|
|---|---|
| Date | circa 1950 |
| Subject |
|
|---|---|
| Date | Circa 1937 |
| Subject |
|
|---|---|
| Date | Circa 1937 |
| Subject | Airplanes |
|---|---|
| Date | circa 1965 |
| Subject | Airplanes |
|---|---|
| Date | circa 1965 |
| Date | circa 1940 |
|---|
circa 1955 |
