Releveling Mount Washington: While revolutionized by satellite navigation four decades ago, the ancient profession of surveying still often requires hiking in rugged terrain and using modern versions of traditional instruments, such as levels. This article by two retired surveyors provides a glimpse of what that work entails

This is the story of two surveyors who met after retirement to accomplish two geodetic leveling projects in Maine and New Hampshire. Independent of each other, we had vacationed in [...]