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19th century

buggy

collection of 9 cyanotype prints from the yolo base line survey

geodesy

geodesy observations

observations

survey

watkins carleton e 1829 1916 photographer

yolo buggy

public
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Field comparisons of bars with standard, made every morning. Side of Yolo Buggy raised to show working

Field comparisons of bars with standard, made every morning. Side of Y...

Public domain photograph by Carleton Watkins, 19th-century photography, free to use, no copyright restrictions image - Picryl description Carleton Watkins was an American photographer, born in 1829 in Oneonta,... More

Movable tent or Yolo Buggy (51 feet long, under which all measurements were made at Fence Stone) at Rainfield road measuring fractional bar

Movable tent or Yolo Buggy (51 feet long, under which all measurements...

Public domain photograph by Carleton Watkins, 19th-century photography, free to use, no copyright restrictions image - Picryl description Carleton Watkins was an American photographer, born in 1829 in Oneonta,... More

Yolo Buggy at S.E. Base at close of second measurement / The 35 feet brick pier removed put the protecting tower left, partly dismantled. 6996 bars in 37 working days Base: 17486 metres

Yolo Buggy at S.E. Base at close of second measurement / The 35 feet b...

Public domain image of personnel, army, group of people in uniform, parade, historic place, military activity, free to use, no copyright restrictions - Picryl description