000			00394nam a2200193Ia 4500
008			181031s9999 xx 000 0 und d
082			_a692.3
082			_bSPE
100			_aYarke F.R.S.
245			_aSpecification.
250			_a3rd rev.
260			_bArchitectural Press
260			_c1962
300			_a1573p.
365			_b0
365			_d0
365			_e0
650			_aBuilding Materials
942			_cBK
999			_c2633 _d2633