Mechanical drawing. Elementary and advanced (1910)
Reid, John S. (John Simpson), 1856- · New York, J. Wiley & sons; [etc, etc.] · leaf 19
Fig. Figs. 10, ii, Fig. 7. Fig. 8. (13) Sponge Rubber or Cube of Artgum. (14) Tacks, a small carton of 1 oz. copper tacks, and 1 doz.small thumb tacks. 1 (15) Arkansas Oil Stone. 2/,Xi//XrV (16) Protractor, German silver, about 5 diam. (17) Scale Guard, . Fig. 13. Fig. 12, INTRODUCTION. (18) 2…
