| ID | 261743 |
| Call Number | XA.73.N4t/H2/033800 |
| Title Proper | Investgation of the national defence program -hearings before a special committee |
| Language | ENG |
| Author | United States Congress |
| Publication | WAshington, Official, 1942. |
| Description | 4957-5413p |
| Series | Technology and concentration of economic power |
| Classification Number | XA.73.N4t |