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Sylvester Howard Roper (November 24, 1823 – June 1, 1896) [1] [2] was an American inventor and a pioneering builder of early automobiles and motorcycles from Boston, Massachusetts. In 1863 he built a steam carriage, one of the earliest automobiles .
The Roper steam velocipede was a steam-powered velocipede built by inventor Sylvester H. Roper of Roxbury, Boston, Massachusetts, United States sometime from 1867 to 1869.It is one of three machines which have been called the first motorcycle, [1] along with the Michaux-Perreaux steam velocipede, also dated 1867–1869, and the 1885 Daimler Reitwagen.
[1] [2] Some rare occupations are included in this list, but only if they have notable practitioners, for example alchemist or phrenologist. Terms which describe groups of people carrying out a variety of roles, but which are not specific occupations, are excluded from this list even if they are obsolete, for example conquistador or retinue.
The earliest year suggested for the Michaux-Perreaux steam velocipede is 1867, [2] [3] which could be either the same year, or earlier than the Roper velocipede, which some authorities also date as early as 1867, [14] [15] while others such as motorcycling historians Charles M. Falco and David Burgess-Wise, and Motorcycle Consumer News design ...
The steam shovel is composed of a bucket, boom and 'dipper stick', boiler, water tank and coal bunker, a steam engine, and a winch. The steam shovel was invented in 1835 by William Otis, later receiving a patent for his invention on February 24, 1839. [69] 1835 Solar compass. William Austin Burt's solar compass
SS Great Republic (1867–1878): Built for the Pacific Mail Steamship Company in 1867. She sailed from New York on May 18, 1867 for Panama City, San Francisco and Japan and arrived in Panama City on July 16. She made one Panama to San Francisco voyage on July 2, arriving August 2, 1867 and then entered the San Francisco to Hong Kong service.
The company was founded in 1867 by Stephen Wilcox, Jr. and his partner George Herman Babcock with the intention of building safer steam boilers. Stephen Wilcox first avowed that “there must be a better way” to safely generate power, and he and George Babcock responded with the design for the first inherently safe water-tube boiler.
Harbinger Corporation was a leader in e-commerce software and network services. [2] Founded in December 1983 by C. Tycho Howle and David Leach as Computer Technologies for the Home in Atlanta , Georgia, it went public in August 1995.