Van Nostrand's eclectic engineering magazine (1869)
[New York : D. Van Nostrand] · leaf 212
200 VAN NOSTKAND7S ENGINEERING MAGAZINE. … to intercepts upon this line in a manner the centers of gravity of portions of the stone arch. Whether he recognized precisely like that employed in Fig. 9. Again, draw vi1 \\ w/ and v\ \\ ubr', other properties besides the simple de- termination of the resultant of parallel then are ix and \ the…
Engineering
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