000 00307nam a2200121Ia 4500
008 220201s1968 xx 000 0 eng d
041 _aENG
100 _aCONCRETE FLOOR
245 0 _aCONCRETE STEPS AND STAIRS
260 _aLONDON
_bTHAMES AND HUDSON PUBLISHING COMPANY
_c1968
300 _a43
942 _2ddc
999 _c47941
_d47941