00293nam a2200109Ia 450000500170000000800410001708200140005810000220007224500340009426000470012830000080017520260225044811.0260224s9999||||xx |||||||||||||| ||und||  a631.3 SMI  aH. Pearson Smith  0aFram machinery and equipment   aIslamabad: National Book Foundation c1982  a519