1. Surficial geology and soils of the Elmira-Williamsport region, New York and Pennsylvania, Author/Creator: Denny, Charles Storrow, 1911- Publication/Creation: Washington : U.S. Govt. Print. Off, 1963 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 378-380. Access & Availability: Loading
2. Surficial geology and soils of the Elmira-Williamsport region, New York and Pennsylvania Author/Creator: Denny, Charles Storrow, 1911- author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1963 Resource Type: Book Access & Availability: Loading