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Scientific American, Vol. 69, No. 3 (July 1893) (1893)

leaf 4

An illustration from Scientific American, Vol. 69, No. 3 (July 1893), 1893, leaf 4
ctions of spool-like form, the number of sec- convenient. It is impossible for the coupling to part as though highly polished. The latter style of finish tions employed varying with the length or height of would give simply a colorless, lifeless picture, unre- the flue or chimney to be cleaned, the… … completed, the sections were removed and a coating EBVIN'S CAB COUPLING. BLISS' FLUE AND CHIMNEV CLEANEB. of liquid plumbago or black lead applied to the inner end of the last section. The latter section also has a surfaces. The moulder's, or French sand, is of a pecu - by one car dropping lower…

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