000			00376nam a2200145Ia 4500
008			140317s9999 xx 000 0 und d
082			_a526.9
100			_aPunmia,B.C.
245			_aSurveying and field work.
260			_aDelhi _bStandard Book Depot. _c1966
300			_a468
650			_aAstronomy , Allied Sci.
653			_aAstronomy , Allied Science.
942			_2ddc _cBK
999			_c4982 _d4982