000 00496nam a22002057a 4500
015 _a5135
080 _a528.4
_bCLA
100 _a5135
245 _aSite surveying and levelling
260 _aEdward Arnold
_bLondon
_c1981
300 _a244p.
_bfig.
310 _a2025-07-04
653 _aRepresentative fraction
653 _aAlternative correction
852 _a1L1-2
999 _c1283
_d1283