00448nam a22001577a 4500 1904 1904 200206b ||||| |||| 00| 0 eng d 621.81 S9686 974 Svensen, Carl L. Machine drawing; a text and problem book for technical students and draftsmen 3rd Toronto Van-Nostrand 1948 x,280p. 15.06 Machine Drawing BK 0 0 ddc 0 621_810000000000000_S9686 0 4930 CL CL 1953-03-12 A. H. Wheeler 621.81 S9686 01604 2020-02-06 BK 0 0 ddc 0 621_810000000000000_S9686 0 4931 CL CL 1953-03-12 A. H. Wheeler 621.81 S9686 01605 2020-02-06 BK