000 00353pam a2200133a 44500
008 160408b1968 xxu||||| |||| 00| 0 eng d
082 _a526.9
_bAL52P
100 _aAllan, A.L., Hollwey, J.R.
245 1 _aPRACTICAL FIELD SURVEYING AND COMPUTATIONS
260 _a
_bHeinemann
_c1968
700 _aMaynes, J.H.B.
964 _gCIRC
997 _aA6894 C
999 _c244637
_d244637