SER. TALLEY’S HYDRAULIC ENGINE. Until within a few years the air pump has been the only instrument capable of forming a vacuum of high range in a steam condenser, and while almost numberless attempts to improve it have been made, it practically remains as it left the hands of Watt a century ago.… … dent, and it can be placed in any position outside of the mill, and 3. The width ef this aperture is greatest at E, where THE RANSOM SIPHON CONDENSER. the stream is first discharged upon the wheel, and from that wherever most convenient. It requires no especial skill or point it gradually…
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