Illustration from the book Practijck des landmeten by Jan Pietersz. Dou and Johan Sems (1600). The image uses quadrants with which an angle of up to 90 degrees could be measured. To remove this limitation, Dou would later invent the Hollandse Circle, which was used until the end of the 18th century.
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Since 2007, Land Surveyors around the world have shared their best Surveying Photos from the field. Inside this collection you can transport yourself to virtually any location on Earth and see how Land Surveyors work, types of equipment being used and environmental challenges associates with being a land surveyor in that location.
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Note: Members who have uploaded their photos of surveying to this collection can also move their photos to location based hubs. To see how, follow this tutorial.
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