00263nam a2200109Ia 4500100001800000654003700018245003700055260003200092082001000124300000700134546001200141  aHastings/D.J   aExercises In Geomatrical Drawing  aExercises In Geomatrical Drawing  bEdward ArnoldaLondonc1983  a604.2  a58  aENGLISH