Inside Out Library · ExploreA treatise on levelling, topography, and higher surveying (1876)Gillespie, W. M. (William Mitchell), 1816-1868, Staley, Cady, b. 1840, ed · New York, D. Appleton and company · leaf 74Fig. TO. Fig. 71.SurveyingInternet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.More pictures from A treatise on levelling, topography, and higher surveyingMore like this
