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Scientific American, Vol. 31, No. 11 (1874) (1874)

leaf 7

An illustration from Scientific American, Vol. 31, No. 11 (1874), 1874, leaf 7
sted to the particular elevation or press- terms than by stating that it is an india rub- ure of the locality by means of the weights. ber overshoe for horses. It is made and lined As the valve, pipe, and diaphragm are in a state of suspension by reason of the buoyancy in precisely similar manner… … cent less. Sixteen sizes are manufactured, so that accurate claimed to be as indestructible as the D valve under any fits may be obtained. With reference to wear, the inventor upon the chest head. Between the valve and the cap exists a space the full square of the valve, in which the packing is…

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