00289nam a2200109Ia 450000500170000000800410001708200120005810000230007024500400009326000380013330000080017120260224040910.0260224s9999||||xx |||||||||||||| ||und||  a744 FOR  aRaymond S. Forbes  0aGeometrical and mechanical drawing   aLondon: B. T. Batsford Ltd c1957  a136