TY  - BOOK
AU  - Stationery Off, His Majesty's. 
TI  - Military engineering
U1  - 624.2 
PY  - 1928///
CY  - London
PB  - His Majesty's Stationery Office.
KW  - MCE
N1  - 0; 0; 0; 624_200000000000000_MIL
ER  -