Essentials of drafting; a text and problem book for apprentice, trade and evening technical schools (1918)
Svensen, Carl L. (Carl Lars), 1884- · New York, D. Van Nostrand company · leaf 120
machines will carry themanufacturers name and identification, sometimes stamped intothe machine, and sometimes on a name plate. The informationgiven in this manner should always be noted in connection withthe sketch. Sometimes parts are either right or left hand, andthis fact should be noted. It is… … 104 ESSENTIALS OF DRAFTING WZZL ^^^77^ assembling (Figs. 267 and 268). Oftentimes the top or bottomof a part should be marked. Where a number of bolts are usedwith reamed holes they are often numbered or otherwise marked(both bolt holes and bolts, Fig. 269). Very often part views may be used to…
Mechanical drawing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
