TY  - BOOK
AU  - FARNCIS WESTON SEARS
TI  - MECHANICS HEAT AND SOUND
U1  - GN531SE17M 
PY  - 1950///
CY  - LONDON
PB  - ADDISON-WESLEY PUBLISHING CO.
KW  - MECHANICS HEAT AND SOUND
N1  - MOERN BOOK HOUSE
ER  -