Recently found by viaLibri....
2020-09-16 10:10:07
BOSCHKE, Albert
Topographical Map of the District of Columbia Surveyed in the Years 1856 ‘57 ‘58 & ‘59.
Washington, D.C.,: D. McClelland, Blanchard & Mohun,, 1861. 1861. Engraved map, 2 sheets joined (some minor repairs to margins). Albert Boschke (1823-1910) was a Polish-born civil engineer who worked for the U.S. Coast and Geodetic Survey in Washington, DC, from the mid 1850s onwards. It was whilst working there that he conceived the idea of making a highly accurate map of Washington and of the District of Columbia, with the hope of selling it to the Government as well as privately. He organized and employed a group of surveyors to do the fieldwork at his own expense. His grand project would eventually cost him his job. Two maps appeared from his labours, a large four sheet map of the city in 1857 and another large map of the whole District in 1861, (the present example). The map is amazingly detailed. Drawn on a scale of four inches to a mile, it was by far the most accurate map of Washington yet produced. It documented the location of all buildings, both private and public. Each structure was drawn from actual tape-line measurements that had been made in the field. The roads were measured by two parties, one with transit and chain, the other with a level. On the outskirts of the city roads, rivers, creeks, farm and wooded lands along with property lines with owners names are given; as well as contour lines. The map was drawn and engraved in the style of the charts issued by the U.S. Coast and Geodetic Survey. This map “was engraved upon copper by Mr. David McClelland, and was just about to be published—indeed, a few copies or proofs had been printed—when, the wa … [Click Below for Full Description]
Bookseller: Daniel Crouch Rare Books [United Kingdom]
Check availability:

Search for more books on viaLibri

LINK TO THIS PAGE: https://www.vialibri.net/years/books/244222907/1861-boschke-albert-topographical-map-of-the-district-of

Browse more rare books from the year 1861