000 00283nam a22001217a 4500
082 _a526.36
_bLEV
_cL-tech, P-99
110 _aSurvey School, S.M.E., Chatham,
245 _aLevelling
260 _aSchool of Military Engineering
_c1929
300 _aP-19
650 _aMCE
942 _cBK
999 _c4231
_d4231