surveying instrument history in photos - 📸 Land Surveying Photos - Land Surveyors United - Global Surveying Community2024-03-29T14:43:08Zhttps://landsurveyorsunited.com/photo/feed/tag/surveying+instrument+history+in+photosKEUFFEL & ESSER FORESTERS COMPASShttps://landsurveyorsunited.com/photo/keuffel-esser-foresters-compass2013-04-11T12:03:58.000Z2013-04-11T12:03:58.000ZDAVID C. GARCELONhttps://landsurveyorsunited.com/surveyors/DAVIDCGARCELON<div><img src="https://storage.ning.com/topology/rest/1.0/file/get/1206149763?profile=RESIZE_400x&width=400"></div><div>This may appear familiar to those of us who studied forest management.</div>JOHN DUPEE 4 one half inch WOODEN SURVEYORS COMPASShttps://landsurveyorsunited.com/photo/john-dupee-4-one-half-inch-wooden-surveyors-compass2013-04-11T12:03:56.000Z2013-04-11T12:03:56.000ZDAVID C. GARCELONhttps://landsurveyorsunited.com/surveyors/DAVIDCGARCELON<div><img src="https://storage.ning.com/topology/rest/1.0/file/get/1206149736?profile=RESIZE_400x&width=400"></div><div>John Dupee was an early Boston maker who appears in the Boston Town records in the early 1700's.</div>AARON BREED DORY COMPASShttps://landsurveyorsunited.com/photo/aaron-breed-dory-compass2013-04-11T12:03:55.000Z2013-04-11T12:03:55.000ZDAVID C. GARCELONhttps://landsurveyorsunited.com/surveyors/DAVIDCGARCELON<div><img src="https://storage.ning.com/topology/rest/1.0/file/get/1206149818?profile=RESIZE_400x&width=400"></div><div>Aaron Breed (1791-1861), Boston, made both nautical and surveying instruments. This dory compass helped dorymen get back to the mother ship or shore when it was foggy.My reference library has Aaron Breed Octants, surveyors compass's, dory compasses, advertisements, etc. Also note the "Sons of Liberty" emblem at the North point.</div>EDWARD P. BANKS WOODEN COMPASShttps://landsurveyorsunited.com/photo/edward-p-banks-wooden-compass2013-04-11T12:03:54.000Z2013-04-11T12:03:54.000ZDAVID C. GARCELONhttps://landsurveyorsunited.com/surveyors/DAVIDCGARCELON<div><img src="https://storage.ning.com/topology/rest/1.0/file/get/1206149889?profile=RESIZE_400x&width=400"></div><div>Edward Prince Banks (1811-1892) of Portland Maine was also a clock and watch maker. I have had two Edward Banks wooden compasses.</div>UNSIGNED FRENCH BRASS GRAPHOMETERhttps://landsurveyorsunited.com/photo/unsigned-french-brass-graphometer2013-04-11T12:03:52.000Z2013-04-11T12:03:52.000ZDAVID C. GARCELONhttps://landsurveyorsunited.com/surveyors/DAVIDCGARCELON<div><img src="https://storage.ning.com/topology/rest/1.0/file/get/1206149871?profile=RESIZE_400x&width=400"></div><div>European graphometer's were used a great deal in Colonial American surveying.</div>GEOMETRICAL QUADRANThttps://landsurveyorsunited.com/photo/geometrical-quadrant2013-04-11T12:03:17.000Z2013-04-11T12:03:17.000ZDAVID C. GARCELONhttps://landsurveyorsunited.com/surveyors/DAVIDCGARCELON<div><img src="https://storage.ning.com/topology/rest/1.0/file/get/1206149734?profile=RESIZE_400x&width=244"></div><div>I highly accurate quadreant but very difficult to use..it never gained favor.</div>L.. CASELLA POCKET ALTAZIMUTHhttps://landsurveyorsunited.com/photo/l-casella-pocket-altazimuth2013-04-11T12:03:16.000Z2013-04-11T12:03:16.000ZDAVID C. GARCELONhttps://landsurveyorsunited.com/surveyors/DAVIDCGARCELON<div><img src="https://storage.ning.com/topology/rest/1.0/file/get/1206149768?profile=RESIZE_400x&width=400"></div><div>For determining vertical angles using a pendulum style graduated circle.</div>SURVEYING SEXTANThttps://landsurveyorsunited.com/photo/surveying-sextant2013-04-11T12:02:43.000Z2013-04-11T12:02:43.000ZDAVID C. GARCELONhttps://landsurveyorsunited.com/surveyors/DAVIDCGARCELON<div><img src="https://storage.ning.com/topology/rest/1.0/file/get/1206149804?profile=RESIZE_400x&width=400"></div><div>Designed for use on land where the true horizon was difficult to determine.</div>KEUFFEL & ESSER MODEL 5223 SEXTANThttps://landsurveyorsunited.com/photo/keuffel-esser-model-5223-sextant2013-04-11T12:02:41.000Z2013-04-11T12:02:41.000ZDAVID C. GARCELONhttps://landsurveyorsunited.com/surveyors/DAVIDCGARCELON<div><img src="https://storage.ning.com/topology/rest/1.0/file/get/1206149848?profile=RESIZE_400x&width=400"></div><div>By the third quarter of the 19th century sextants became the accepted instrument for determining latitude.</div>H. EDGEWORTH EBONY, BRASS & IVORY OCTANThttps://landsurveyorsunited.com/photo/h-edgeworth-ebony-brass-ivory-octant2013-04-11T12:02:39.000Z2013-04-11T12:02:39.000ZDAVID C. GARCELONhttps://landsurveyorsunited.com/surveyors/DAVIDCGARCELON<div><img src="https://storage.ning.com/topology/rest/1.0/file/get/1206149732?profile=RESIZE_400x&width=400"></div><div>Note the peep sight and colored glass eye protectors so the observor could take sun shots. Also note that quadrants, octants and sextants (1/4. 1/8 and 1/6 of a circele) indicate the order of progression in the development of navigating instruments.</div>NEHEMIAH BENNETT SURVEYOR'S QUADRANThttps://landsurveyorsunited.com/photo/nehemiah-bennett-surveyor-s-quadrant2013-04-11T12:02:38.000Z2013-04-11T12:02:38.000ZDAVID C. GARCELONhttps://landsurveyorsunited.com/surveyors/DAVIDCGARCELON<div><img src="https://storage.ning.com/topology/rest/1.0/file/get/1206149830?profile=RESIZE_400x&width=400"></div><div>Nehemiah Bennett was both a surveyor and Instrument maker who lived south of Boston .I have had two Nehemiah Bennett quadrants and catalogued a third in my reference library.</div>THOMAS GREENOUGH BACKSTAFFhttps://landsurveyorsunited.com/photo/thomas-greenough-backstaff2013-04-11T12:02:36.000Z2013-04-11T12:02:36.000ZDAVID C. GARCELONhttps://landsurveyorsunited.com/surveyors/DAVIDCGARCELON<div><img src="https://storage.ning.com/topology/rest/1.0/file/get/1206149855?profile=RESIZE_400x&width=400"></div><div>Thomas Greeneough (1710-1785) was in Boston,Massachusetts. Backstaff's were an early navigating instrument.</div>ASTROLABEhttps://landsurveyorsunited.com/photo/astrolabe2013-04-11T12:02:33.000Z2013-04-11T12:02:33.000ZDAVID C. GARCELONhttps://landsurveyorsunited.com/surveyors/DAVIDCGARCELON<div><img src="https://storage.ning.com/topology/rest/1.0/file/get/1206149858?profile=RESIZE_400x&width=400"></div><div>One of the earliest navigating instruments</div>