Over the past two centuries, almost 1.5 billion acres have been surveyed into townships and sections and monumented. This required vast human energy for carrying heavy equipment, dragging chains, cutt…
The use of Gunterās chains on surveys for the Lands Department in Queensland ceased in 1880. A circular to all surveyors (staff, contract and licensed) working for the department was issued in 1880:On…
ESTONIA 2011 UNESCO STRUVE GEODETIC ARC SCIENCEĀ The Struve Geodetic Arc is a chain of survey triangulations that was set up by Friedrich Struve to measure Earthās shape and size. It passes through the…
E300 GNSS Receiver The shape design of E300 is inspired by flying saucer, which means future technology, and supports satellite station differential and satellite chain life, quick connection, intelli…