A manual of elementary geometrical drawing, involving three dimensions. Designed for use in high schools, academies, engineering schools, etc. : and for the self-instruction of inventors,artizans, etc. ... In five divisions .. (1867)
Warren, S. Edward (Samuel Edward), 1831-1909 · New York : J. Wiley and son · leaf 78
or the elevation. A line through themiddle point, r, of m?^, is another centre line for the i^lan of thebottom of the step. Having chosen a scale, the position of thecentre lines, and the arrangement of the figures, the details of theconstruction may be left to the student. 152. Ex. 6. A metallic… … n CONSTRUCTIONS IN METAL. 57 space, s, between the ring or gland, ?r, and the inner end of theneck, is usually filled with some elastic substance, as picked hemp,which, as held in place by the gland, fr, makes a steam tight joint;which, altogether, is called the stuffing box. 153, The objection to…
Geometrical drawing · Mechanical drawing
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