. Bulletin. Science. a Tig. Figure 52.—Watkins' motors. From Philo- sophical Magazine, 1838, vol. 12, pi. 4. to use his motor to drive a boat 28 feet long, 7)^ feet wide and dravi'ing If^ feet of water. ^^ Carrying a dozen or so officials of the Russian government, this boat moved at the speed of 1}^ miles an hour on the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Smithsonian Institution; United States. Dept. of th

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. Bulletin. Science. a Tig. Figure 52.—Watkins' motors. From Philo- sophical Magazine, 1838, vol. 12, pi. 4. to use his motor to drive a boat 28 feet long, 7)^ feet wide and dravi'ing If^ feet of water. ^^ Carrying a dozen or so officials of the Russian government, this boat moved at the speed of 1}^ miles an hour on the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Smithsonian Institution; United States. Dept. of the Interior; United States National Museum. Washington, Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off

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Keywords: ., bookauthorunitedstatesdepto, bookcentury1900, booksubjectscience