PLSO The Oregon Surveyor May/June 2022

19 Professional Land Surveyors of Oregon | Member Spotlight A mountain climber/crewman and Jerry Olson surveying mining claims on Boston Glacier, within North Cascades National Park, above Thunder Creek in 1976. This was definitely a helicopter access survey. Jerry Olson in 1974 on top of Red Mountain, near Mount Adams, running CA 1000 Tellurometer on a control survey for Skamania County, Washington.