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Scientific American, Vol. 13, No. 41 (June 1858) (1858)

leaf 3

An illustration from Scientific American, Vol. 13, No. 41 (June 1858), 1858, leaf 3
er, and the heat can fect is its operation that it is difficult to de- This fan is fitted in a proper box, G, which tect a difference in its revolution, when sud- connects at the center of each side, with a denly changing from light to heavy labor of LA FRANCE'S IMPROVED THROTTLE VALVE. curved… … carried in a button or head of a pencil-case ; pipe J is also closed, b' in the pipe, K, being y and the general or secretary of war needs but open. The fire will then be supplied with a a magnifying glass to save the use of spies The improvements which constitute the ad- section across the axis,…

Claim · Patents · Combination · Manner · Arranged · Purposes set · Dated june · Twelve months · Scientific American · Steam engines · Purpose set · Manner set · York city · Patent office · Takes place

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