000 00231pam a2200109a 44500
082 _a526.9
_bT36S5
100 _aThomas, W. Norman
245 1 _aSURVEYING
260 _a
_bEdward Arnold
_c1961
964 _gCIRC
997 _a10765 C
999 _c412333
_d412333