TY  - BOOK
AU  - Barck, Oscar Theodore
AU  - Blake,  Nelson Manfred
TI  - Since 1900 : : history of the united states in our times / 
U1  - 973.9 BAR B 
PY  - 1952///
CY  - New York : 
PB  - The Macmillan Company, 
KW  - United States
KW  - United States -- History -- 20th century
N1  - Includes index.
ER  -