Vermont Geological Cross Sections Burlington to Windsor 1861 geological mapUntitled Geological Cross Section. (Old Maps, 19th Century Maps, Americana, New England, Vermont, Geology, Cross Sections, Burlington, Windsor). Issued 1861, Claremont, New Hampshire by the Claremont Manufacturing Company. Civil War era 19th century lithographed geological cross section map with original hand color. Original fold lines as issued. Sheet Measures c. 11 1 2" H x 21 1 2" W. Printed Area Measures c. 9 1 2" H x 19 1 2" W. Cartographic