TY  - BOOK
AU  - Clapp,William Howard
AU  - Clark,Donald Sherman
TI  - Engineering materials and processes: metals and plastics
U1  - 620.1 
PY  - 1949///
CY  - Pennsylvania
PB  - International text book company
KW  - Materials
KW  - Engineering design
KW  - Metallurgy
KW  - Manufacturing processes
N1  - Includes index
ER  -