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Scientific American, Vol. 39, No. 17 (October 1878) (1878)

leaf 7

An illustration from Scientific American, Vol. 39, No. 17 (October 1878), 1878, leaf 7
he of a circle, is secured to the rule, B, and has upon its termine the experiment, but a German paper gives a very same time and for the same kind of work. face graduations suitable for the laying out of angles. The simple test for watered milk. A well polished knitting Mr. Thomas Camp, of… … private buyer offered. £4 4s. 6d. per ton; patented an improved Wrench, which is sim- COOK'S FROTBACTOS. the Cornwall Arsenic Company, £4 7s. 9d.; ple and convenient. The jaws adjust them- and the English Arsenic Company, £5 Os. selves to the object to be turned, and are not 9d.; which is about…

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