Network corrected real-time is a technological approach to high precision GPS/ GNSS positioning that has been theorized about, studied, experimented with, and implemented in various academic, scientific, and commercial forms for nearly a decade.
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Meet the Authors
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Field of Flags
A Civil War battlefield hosts a stirring memorial to the victims of September 11. Trenton D. Turk, LS 1,241kb
Editor’s Corner
Welcome to our Charter Issue! By Allen Cheves & Marc Cheves, LS 385kb
Point to Point
The Associate Editor asks the question, Do we need a national Record of Survey? By Joel Leininger, LS 207kb
Rowland Houghton’s “Theodolate”
According to the Acts of the Massachusetts Bay Colony, this was the first surveying instrument to be patented in the American Colonies. By Jeff Lock 641kb
ProFile
First in a series of contemporary portraits of American surveyors and the companies they work for. By Marc Cheves, LS 886kb
EarthData International
Vision, experience and a spirit of adventure transform a regional mapping company into an international leader in geospatial technologies. By Marc Cheves, LS 899kb
Where Have All the Flowers Gone?
Is the surveying profession capable of learning from its past mistakes? By Walter G. Robillard, LS, Esq. 221kb
Infusing GIS with Data Accuracy
A good-natured examination of the rivalry between GIS and surveying. By Gavin Schrock, LS 591kb
The Line Between Sandstone and Quartzite
When this early GLO surveyor called a piece of “red flint” a “sandstone,” he never anticipated the legal challenge that would follow. By Jerry Penry, LS 1,197kb
Test Yourself
Brush up on your surveying knowledge by answering questions similar to those of the NCEES land surveying exams. By Richard L. Elgin, PhD, LS, PE 58kb - With Answers 57kb - Without Answers
Management Online
Mining the full potential of the Intranet. By Fred Henstridge, LS 917kb
Washington View
There are many ways that legislation proposed by Congress and the federal government affects the average surveyor. By Laurence Socci 175kb
• 15th Annual GeoTech - October 7-8, 2008, NOAA’s Auditorium and Science Center in Silver Spring, MD. Hosted by Potomac Region of the American Society of Photogrammetry and Remote Sensing and co-hosted by the NGS, 1 day of Workshops taught by experts, and 1 day of Technical sessions.,
• GITA's First Annual GIS for Oil & Gas Conference - Calgary - Nov. 6-7, 2008, Calgary Marriott Hotel, Calgary, Alberta, Canada. The GIS for Oil & Gas Calgary Conference will build on the momentum from GITA’s GIS for Oil & Gas Conference held in Houston, Texas, every September.
• GITA's “How to Financially Justify Your Geospatial Projects” Two-day Workshop - Nov. 13-14, 2008 in Denver, Dec. 11-12, 2008 in Tampa. All types of organizations now have a unique opportunity to learn from GITA’s landmark research project, “Building a Business Case for Geospatial Information Technology: A Practitioner’s Guide to Financial and Strategic Analysis.”
• Geography in Las Vegas - March 22–27, 2009. Join 8,000 geographers, GIS specialists, and environmental scientists from around the world in Las Vegas for the very latest in research, policy, and applications in geography, sustainability, and GIScience, during the annual conference of the Association of American Geographers.
• California Land Surveyors Association 2009 Conference - March 28-April 1, 2009, Hilton San Diego Resort (Mission Bay).
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, (707) 578-6016.
• SPAR 2009 - March 30- April 1, 2009, Hyatt Regency Hotel, Denver, Colorado. SPAR 2009 will focus on best practices for using 3D imaging technologies to design and deliver capital projects as well as operate, modify and maintain production, manufacturing and infrastructure assets.
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