Alexander Dallas Bache (July 19, 1806 – February 17, 1867), American physicist, great-grandson of Benjamin Franklin, was born in Philadelphia. After graduating from the United States Military Academy at West Point in 1825, he acted as assistant professor there for some time, and as a lieutenant in the corps of engineers he was engaged for a short time in the erection of coastal fortifications. Image File history File linksMetadata Download high resolution version (504x660, 150 KB) Summary Alexander Dallas Bache (1806 - 1867), American scientist, U.S. Coast Guard official. ... Image File history File linksMetadata Download high resolution version (504x660, 150 KB) Summary Alexander Dallas Bache (1806 - 1867), American scientist, U.S. Coast Guard official. ... Download high resolution version (700x1006, 150 KB) Alexander Dallas Bache, second Superintendent of the US Coast Survey Credit: National Oceanic and Atmospheric Administration/Department of Commerce [1] Source http://www. ... Download high resolution version (700x1006, 150 KB) Alexander Dallas Bache, second Superintendent of the US Coast Survey Credit: National Oceanic and Atmospheric Administration/Department of Commerce [1] Source http://www. ... July 19 is the 200th day (201st in leap years) of the year in the Gregorian Calendar, with 165 days remaining. ... 1806 was a common year starting on Wednesday (see link for calendar). ... February 17 is the 48th day of the year in the Gregorian calendar. ... 1867 (MDCCCLXVII) was a common year starting on Tuesday (see link for calendar). ... A physicist is a scientist trained in physics. ... Benjamin Franklin by Jean-Baptiste Greuze 1777 Benjamin Franklin (January 17 [O.S. January 6] 1706 – April 17, 1790) was one of the most prominent of the Founders and early political figures and statesmen of the United States. ... Philadelphia is a village located in Jefferson County, New York. ... West Point redirects here. ... West Point painting West Point is a federal military base (and a census-designated place) located in the Town of Highlands in Orange County, New York. ... 1825 was a common year starting on Saturday (see link for calendar). ... The meaning of the word professor (Latin: one who claims publicly to be an expert) varies. ... A Lieutenant is a military, paramilitary or police officer. ...

He occupied the post of professor of natural philosophy and chemistry at the University of Pennsylvania from 1828 to 1841 and again from 1842 to 1843. Additionally, from 1839 to 1842, he served as the first president of Central High School of Philadelphia, the second oldest public high school in the United States. He spent the years 1836 to 1838 in Europe on behalf of the trustees of what, in 1848, was to become Girard College. Abroad, he examined European systems of education and, on his return, published a very valuable report. Natural philosophy is a term applied to the objective study of nature and the physical universe before the development of modern science. ... Chemistry (derived from alchemy) is the science of matter at or near the atomic scale. ... The University of Pennsylvania (Penn is the moniker used by the university itself [2]) is a private, nonsectarian research university located in Philadelphia, Pennsylvania. ... 1828 was a leap year starting on Tuesday (see link for calendar). ... take you to calendar). ... 1842 was a common year starting on Saturday (see link for calendar). ... 1843 was a common year starting on Sunday (see link for calendar). ... 1839 was a common year starting on Tuesday (see link for calendar). ... 1842 was a common year starting on Saturday (see link for calendar). ... Central High School is the second oldest public high school in the United States. ... High school - Wikipedia, the free encyclopedia /**/ @import /skins-1. ... Charles Darwin 1836 was a leap year starting on Friday (see link for calendar). ... | Jöns Jakob Berzelius, discoverer of protein 1838 was a common year starting on Monday (see link for calendar). ... Europe is conventionally considered one of the seven continents of Earth which, in this case, is more a cultural and political distinction than a physiographic one, leading to various perspectives about Europes borders. ... 1848 is a leap year starting on Saturday of the Gregorian calendar. ... Girard College is a private, U.S. boarding school on a 43-acre campus in Philadelphia, Pennsylvania for academically capable students, grades 1 through 12, from families with limited financial resources, headed by a single parent or guardian. ...

In 1843, on the death of Ferdinand Rudolph Hassler, he was appointed superintendent of the United States coast survey. He succeeded in impressing the United States Congress with a sense of the great value of this work and by means of the liberal aid it granted, he carried out a singularly comprehensive plan with great ability and most satisfactory results. By a skillful division of labour, and by the erection of numerous observing stations, the mapping out of the whole coast was completed. In addition, a vast mass of magnetic and meteorological data was collected. 1843 was a common year starting on Sunday (see link for calendar). ... Ferdinand Rudolph Hassler (1770-1843) was born in Aarau, Switzerland. ... The U.S. Coast and Geodetic Survey was established by President Thomas Jefferson in 1807 as the Survey of the Coast. ... Congress in Joint Session. ... In physics, magnetism is one of the phenomena by which materials exert an attractive or repulsive force on other materials. ... Satellite image of Hurricane Hugo with a polar low visible at the top of the image. ...

He died at Newport, Rhode Island. Newport as seen from the International Space Station. ...

See also

Richard Bache Richard Bache married the only daughter of Benjamin Franklin. ...

• See an 1858 map Preliminary chart of entrance to Brazos River, Texas / from a trigonometrical survey under the direction of A. Bache ; triangulation by J.S. Williams ; topography by J.M. Wampler ; hydrography by the parties under the command of E.J. De Haven & J.K. Duer., hosted by the Portal to Texas History.

Obituaries

• MNRAS 28 (1868) 72