Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 889
n the latter isburned out in the firing process, the brick residue is sufficiently porous or cellular to beprofitably worked witli carpenters tools, constituting, in fact, a lumber indestructible byfire or age, and suitable to be used wherever pieces of not greater length than 2 or 3 ft.or less… … Fig. ].—Terra cotta lumber. comprehensive account of these will be found in a paper deliveied by Mr. C. C. Gilman, be-fore the Illinois Brick and Tile Association, at its convention, January, 1891. See ScientificAmerican Supplement lor May 30, 1891. Tests of Engines: see articles under Engines, Of…
Mechanical engineering
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