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Scientific American, Vol. 21, No. 11 (1869) (1869)

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An illustration from Scientific American, Vol. 21, No. 11 (1869), 1869, leaf 0
riments and of their long ex- Vol. XIX., but as many of our present readers may not have ries according to their nature. It may, however, betaken as perience in this particular branch of manufacture. seen it, and much inquiry is now being made in regard to it, a general rule that the same time is… … of the same casting, are the in the ordinary way, only one hour’s cooking, the main guides and strong saving is about 40 per cent ; legs with broad feet—the two hours, 60 per cent ; whole frame being more or less ornamented. One end three hours, 65 per cent ; of the frame also forms a six hours, 70…

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