. Bulletin - United States National Museum. Science. U. S. NATIONAL MUSEUM BULLETIN 173 PLATE 32. 8623A: 1W98A Internal-combustion Engines. 1. Otto 4-stroke cvcle engine, 1877 (model; no. 251284). See p. 153. 2. Otto gas engine, 1882 ( no. 309556). See p. 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 United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washi
. Bulletin - United States National Museum. Science. U. S. NATIONAL MUSEUM BULLETIN 173 PLATE 32. 8623A: 1W98A Internal-combustion Engines. 1. Otto 4-stroke cvcle engine, 1877 (model; no. 251284). See p. 153. 2. Otto gas engine, 1882 ( no. 309556). See p. 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 United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.
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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience
