Box 112

Scope and Contents Kemp’s student, Thomas Hahn, conducted research on lock and dam technology and the C&O Canal. This box includes correspondence, photographs, drawings, memorandum, pamphlets, reports, etc. Subjects include C&O lock houses, the C&O canal, the Alexandria Canal, the Welland Canal, the Potomac Aqueduct, Lock #24, iron industry in Maryland, etc. Highlights include an HAER report on the Conococheague Creek Aqueduct and an archaeological report on the Susquehanna & Tidewater Canal....