TY  - BOOK
ED  - Great Britain. War Office
TI  - Manual of map reading air photo reading and field sketching
U1  - 526 
PY  - 1955///
CY  - London
PB  - H.M.S.O.
KW  - Cartography
KW  - Maps
N1  - Contents: pt 1-Map reading
ER  -