| ID | 282701 |
| Call Number | Y:582:(B28)/G8/013878 |
| Title Proper | Research memorandum on migration differentials |
| Language | ENG |
| Author | Thomas, Dorothy Swaine |
| Publication | 1938. |
| Description | 423p |
| Price. Qualification | $2.00(GIPE Pur) |
| Classification Number | Y:582:(B28) |