TY  - BOOK
ED  - United States.
TI  - Problems of the immigration service: papers presented at a conference of commissioners and district directors of immigration, Washington, D.C., January, 1929 ... 
AV  - JV6481 1929 
PY  - 1929///
CY  - Washington
PB  - U.S. Govt. print. off.
KW  - United States
KW  - Emigration and immigration
ER  -