000			00309nam a2200133Ia 4500
082			_a691 _bRAG
100			_aRagsdale, L. A.
245			_aBuilding materials practice.
260			_aLondon _bEdward Arnold _c1964
300			_a325p.
700			_aRaynham, E. A.
890			_aUnited Kingdom
999			_c3673 _d3673
650			_aBuilding Materials