Index of Surface-water Records
Horace Maxson Babcock, Frank Newell Visher, Aleksandr Evgenʹevich Fersman, Allen Van Heyl, Geological Survey (U.S.). Water Resources Division. Louisville District, Geological Survey (U.S.). Water Resources Division. Portland District, George Walton Walker, Harold Edgar Thomas, Henry Vorhees Beck, Kenneth Knight Landes, Robert K. McCormack
