000 00293nam a2200109Ia 4500
008 160710s1957 xx 000 0 und d
100 _aG.B. WAR OFFICE
245 _aMANUAL OF MAP READING AIR PHOTOGRAPHY & FIELD SKETCHING
260 _aLONDON
_bH.M.S.O.
_c1957
300 _a80
942 _2ddc
_cB
999 _c23740
_d23740