00310nam a2200121Ia 450000500170000000800410001702000180005808200150007610000180009124500220010925000130013126000440014420250107154636.0241216s9999||||xx |||||||||||||| ||und||  a0-8052-0392-3  a720.973FIT  aFitch James M 0aAmerican building  a2ND ED.-  aLondonbHoughton Mifftin company,c1973