to slipover the spindle, the bearing plying fresh air to the occupants, is shown in the illus- pump's interior is thoroughly accessible without dis- tration, and has been patented by Messrs. Daniel T. being closed at its outer end, but having in its upper Freese and James D. Gawn, of North Amherst,… … valves are cone shaped, so that the FREESE & GAWN'S SUBMARINE BOAT. GALLAGHER'S CAR AXLE BOX. water enters the pump with but Fig. 1 is a sectional view of the boat submerged, Fig. correct relative positions by a collar very little change in its course. The discharge valves rigid on the axle 2 being…
Caisson · Submarine · Air · Munn · Patents · Scientific American · Good work · American surety · Submarine telegraphy · Storage battery · Left hand · Lower door · Compressed air · Horse power · White race
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