TY  - GEN
AU  - Nock, Oswald Stevens.
TI  - Railways of the USA
AV  - HE2751 N6Noc.
PY  - 1979///
PB  - Hasting House Publishers
KW  - Railroads - United States
KW  - Railroads - United States - History
N1  - 12674
ER  -