The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 62
is mounted on four short supports, bbb b,at its corners, to allow room for some parts of the appaiatus whichproject below tlie basement. The main-plate A is firmly attachedto the basement B, by four pillars, cccc. C, and D, are coneswhich spring from opposite sides of the apparatus, their…
Architecture · Civil engineering · Science
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