000			00329nam a2200133Ia 4500
008			130225s9999 xx 000 0 und d
100			_aKhan, C.A.R.
245			_aBurnt clay or surkhi, as pozzolana
260			_aSimla _c1941
300			_a1-53 p.
440			_aSimla of Indian Industrial Re
901			_a13211
942			_cB _2udc
999			_c1804 _d1804