000 00328 a2200133 4500
080 _a528.9
_bR 598 M
245 1 _aMapping for field scientists
_cby W. Ritchie, et. al.
260 _aLondon
_bDavid & Charles
_c1979
650 _aMapping
650 _aScientists
100 1 _aRitchie, W.
_d
300 _a322 p.
901 _a131980
999 _c66757
_d66757