TY  - BOOK
AU  - [Hall,Josef Washington]
AU  - Burke,Merle
TI  - The ladder of history: a world history
AV  - CB57 .H27
U1  - 901 
PY  - 1945///]
CY  - New York
PB  - The Macmillan company
KW  - Civilization
KW  - History
KW  - Local
N1  - Bibliography at end of each unit except the last
ER  -