TY  - BOOK
AU  - Billington,Ray Allen
TI  - Westward Expansion:  a history of the American Frontier  
U1  - 973 
PY  - 1967///
CY  - New York
PB  - The Macmillan Co.
KW  - United States - History
N1  - Includes bibliographical references and index
ER  -