TY  - BOOK
AU  - Dobson, A.A.G
TI  - Railway points and crossings
U1  - 625.163 
PY  - 1928///
CY  - London
PB  - The Technical Press Ltd
KW  - MCE
N1  - 0; 0; 0; 625_163000000000000_DOB
ER  -