Paper maps are becoming obsolete. A talk about the lack of accuracy in our GPS. You will want to watch this video talk: Todd Humphreys: How to fool a GPSRead about it here: http://landsurveyorsunited.…
The Oklahoma Society of Land Surveyors offers a seminar titled Elevations with GPS on September 8, 2012. This Saturday seminar will start at 9 and will last until noon. The presenter is Phil…