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Scientific American, Vol. 40, No. 12 (1879) (1879)
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ects. tacle having a spring acted follower, and containing the dous shocks to which the machine was subjected during the It is stated that this machine will extract the honey from points or brads used in fastening the glass. A metallic contract test from the breaking of the steel specimens, which… … Some persons are more dependent. on ex- tures, which cannot be described without ternal circumstances and conditions for an engraving. TESTING © 1879 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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