TY  - BOOK
AU  - Stewart, Balfour,
TI  - The conservation of energy
T2  - The international scientific series. [American ed
AV  - QC73 .S84 1874a
U1  - 531.6 
PY  - 1874///
CY  - New York
PB  - D. Appleton and company
KW  - Force and energy
N1  - Series title also at head of t.-p
ER  -