An optical instrument used to measure angles in surveying, meteorology, and navigation. The earliest theodolite consisted of a small mounted telescope that rotated horizontally and vertically. Washington and Lee taught surveying in the mid-19th century
Property of the W&L Physics & Engineering Department
“Theolodite,” Digital Exhibits at Washington and Lee University Library, accessed November 19, 2017, http://omeka.wlu.edu/items/show/210.