Essays, political, economical, and philosophical (1796)
Rumford, Benjamin, Graf von, 1753-1814, Adams, John, 1735-1826, former owner. BRL, John Adams Library (Boston Public Library) BRL · London : Printed for T. Cadell Jun. and W. Davies (successors to Mr. Cadell) ... · leaf 428
ow an inftrument called abevel {m n), ufeful in laying out the work> inaltering Chimney Fire=places, may be conftrufted. See page 349. Fig. 13. This fhows how, when the breaft of a Chimney(J) is too high, it may be brought down by meansof a wall (b) placed under the mantle, and a coatingof…
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