000 00300nam a2200109Ia 4500
008 180713s9999 xx 000 0 und d
082 _a624
_bISI-I
245 0 _aINDIAN STANDARD METHOD OF TETS FOR TIMBER PROPS FOR MINES
_b:ISI NO.6346-1971
260 _aND
_bISI
_c1973
270 _aLUCKNOW
942 _cGB
999 _c2370
_d2370