TY  - GEN
AU  -   Ketchum, Milo S.
TI  - Structural engineers' handbook : data for the design and construction of steel bridges and buildings,
U1  - 624.182 
PY  - 1924///
CY  - New York
PB  - McGraw Hill Book
KW  -   Engineering
KW  -   Structural engineering
ER  -