Ideological boundaries are nebulous compared with those land divisions precisely marked out by surveyors. Both types of divides were on display in a…
Volume 21 Issue 2
June 2024
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FEATURES
06.10.2024
Shooting Polaris Part 2
In a previous issue of American Surveyor (March-April, 2024) I stated the premise of the problem I wanted to solve…
06.10.2024
Best Practices in Evaluating Geospatial Mapping Accuracy According to the New ASPRS Accuracy Standards
Accuracy assessments must take errors in ground control network into account
…surveyors using real-time kinematic (RTK) positioning are far too optimistic about their true accuracy…
COLUMNS
From the Editor
06.10.2024
Absolute Accuracy
The latest issue of our sister publication, LIDAR Magazine, recently contained an article that caught my eye. While the article is ostensibly about…
Bad Backsights
06.10.2024
Psychic Surveying
I used to listen to Art Bell’s Coast to Coast radio show when driving across the desert at night. His shows were full…
Everything Is Somewhere
06.10.2024
The Pier Stone, and Thomas Jefferson as Geomancer-in-Chief
Probably the majority of American land surveyors know of the Jefferson Pier’s existence, while at the same time having only hazy and subtly…
Vantage Point
06.10.2024
Washed Away Boundaries
I was fascinated by the February 2024 conviction of someone in Michigan who had purposely diverted a river—by hand. It took about a…
The Business of Surveying
06.10.2024
The Five General Areas of Due Diligence
We’ve all seen television ads for car companies that offer to buy your used car online. You fill out a short questionnaire, they…