Fluorspar District of Illinois Historical Document Folder: RM Grogan Fluorspar District enlargements and mounted Photos File: IMG_20150219_0007.tif UID: 445
Dates
Dataset Reference Date
2015-09-28
Summary
Historical Fluorspar District Document from Industrial Mineral Section Records Folder: RM Grogan Fluorspar District enlargements and mounted Photos File: IMG_20150219_0007.tif Type: Photograph UID: 445
Summary
Historical Fluorspar District Document from Industrial Mineral Section Records Folder: RM Grogan Fluorspar District enlargements and mounted Photos File: IMG_20150219_0007.tif Type: Photograph UID: 445
Fluorspar District of Illinois Historical Document Folder: RM Grogan Fluorspar District enlargements and mounted Photos File: IMG_20150219_0007.tif UID: 445