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Scientific American, Vol. 26, No. 22 (May 1872) (1872)

leaf 4

An illustration from Scientific American, Vol. 26, No. 22 (May 1872), 1872, leaf 4
nsu- Our engraving illustrates an improvement in the construc- of the two. The effect of temperature does not appear like- lated wire, with the upper and lower beds of the copying tion of that class of " freizing bits," or rotary cutters for ly to prove injurious in London, unless it be in the case… … Ohio. See advertisement in another column. demanded of it; though it must be remembered CUTTER HEAD MOLDING MACHINE, that yanite often has to be patched and mended, and what is called " relaying " is a formidable af- RESERVOIR PALETTE. drawing, or other design to be copied, is made, has to be fair.…

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