Fluorspar District of Illinois Historical Document Folder: RM Grogan Fluorspar District enlargements and mounted Photos File: IMG_20150219_0012.tif UID: 450
Dates
Dataset Reference Date
2015-09-28
Info Date
1946-06-01
Summary
Historical Fluorspar District Document from Industrial Mineral Section Records Folder: RM Grogan Fluorspar District enlargements and mounted Photos File: IMG_20150219_0012.tif Type: Photograph UID: 450
Summary
Historical Fluorspar District Document from Industrial Mineral Section Records Folder: RM Grogan Fluorspar District enlargements and mounted Photos File: IMG_20150219_0012.tif Type: Photograph UID: 450
Fluorspar District of Illinois Historical Document Folder: RM Grogan Fluorspar District enlargements and mounted Photos File: IMG_20150219_0012.tif UID: 450