TY  - BOOK
AU  - Knowlton,A.A.
TI  - Physics for college students: an introduction to the study of the physical sciences 
AV  - QC21 .K58 1928
U1  - 530.1 
PY  - 1928///
CY  - New York
PB  - McGraw-Hill Book Company, Inc.
KW  - Physics
N1  - "References" at end of some of the chapters
ER  -