Fluorspar District of Illinois Historical Document Folder: Ed Frailey File: Ed Frailey Maps and notes.pdf UID: 81
Dates
Dataset Reference Date
2015-09-28
Summary
Historical Fluorspar District Document from Industrial Mineral Section Records Folder: Ed Frailey File: Ed Frailey Maps and notes.pdf Type: Map Author: Frailey, E.; Lowry, I. UID: 81
Summary
Historical Fluorspar District Document from Industrial Mineral Section Records Folder: Ed Frailey File: Ed Frailey Maps and notes.pdf Type: Map Author: Frailey, E.; Lowry, I. UID: 81