000 00702cab a2200265 4500
001 A179
008 090401t1989 xxu||||| |||| 00| 0 eng d
035 _a(Sirsi) u27495
041 _aeng
100 _aBordley, Ron
245 _aTaking the spirit out of levelling
260 _c1989
350 _a0
490 _aLand & Minerals Surveying
_v7(11) November 1989, 526-534(9)
520 _aOn the use of GPS for levelling.
650 _aGLOBAL POSITIONING SYSTEMS
650 _aSPIRIT LEVELLING
650 _aUNIVERSITY OF NOTTINGHAM
690 _aLAND SURVEYING
700 _aChristie, Ross
700 _aDodson, Alan
700 _aGerrard, Sara
942 _n0
948 _c04/03/1997
999 _c18507
_d18507