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Scientific American, Vol. 48, No. 3 (1883) (1883)
leaf 8
lege it at pleasure. stant stream of cold running Between the two _ head- water surrounding it. The stocks, B and ©, is fitted a steam from the boiler being slide, M, which can be moved admitted to the vat at a pres- along the bed of a rack and sure of 80 to 40 pounds, the pinion worked by a_han-… … pend the quality of the oil found in the market. It is very WRIGHT AND MACKIE’S GLASS BLOWING MACHINE. then directed on any part of it, and the heated part is drawn probable that most of the adulteration which this oil under- out thinner or pressed in thicker by moving the headstock; goes takes…Internet Archive · Public domain (published before 1931). Free to use for anything.
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