1. Zinc and lead deposits of Northern Arkansas Author/Creator: McKnight, Edwin Thor, 1902-1992, author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1935 Resource Type: Book Access & Availability: Loading
2. Zinc and lead deposits of Northern Arkansas Author/Creator: McKnight, Edwin Thor, 1902-1992 Publication/Creation: Washington : U.S. Govt. Print. Off, 1935 Resource Type: Book Is Part Of: U.S. Geological Survey bulletin, no. 853-856. Access & Availability: Loading
3. Zinc and lead deposits of northern Arkansas, Author/Creator: Adams, George I. 1870-1932. (George Irving) Publication/Creation: Washington : Govt. Print. Off, 1904 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 23-26. Access & Availability: Loading
4. Zinc and lead deposits of northern Arkansas Author/Creator: Adams, George I. 1870-1932, (George Irving), author Publication/Creation: Washington : Department of the Interior, United States Geological Survey, 1904 Resource Type: Book Access & Availability: Loading
5. Zoological papers Publication/Creation: Waco, Tex. : Baylor University, 1924 Resource Type: Book Access & Availability: Loading