TY  - BOOK
AU  - Hay,William Walter
TI  - Railroad engineering
U1  - 625.1 
PY  - 1953///-
CY  - New York
PB  - Wiley
KW  - MCE
KW  - Railroad engineering
N1  - 0; 0; 0; 625_100000000000000_HAY
ER  -