Surveyors Provide View of Solar Eclipse Morrison-Maierle’s land surveyors treated their fellow employees to an old-fashioned, land-surveyor style show of the solar eclipse. Gunnar Getchell and his crew pulled an old survey instrument (theodolite) off the shelves that they used before GPS and more modern instruments were available. Surveyors used to attach a filter to the eyepiece and take “sun shots” or “solar observations” to get accurate direction (or bearing), which were highly accurate. “If we didn’t have a filter we’d use the field book or a white piece of paper as a backdrop and record the exact time that the left, (trailing) edge ofRead More →

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