Mine Index 3324 Hart and Duncan, Hart and Duncan Mine

Mine Index Number: 3324

Company Name:	Hart and Duncan
Mine Name:	Hart and Duncan Mine
Start Date:	1939	End Date:	1942
Type of Mine:	Underground
Total acres shown:	3
Acres after map date:		General Area of mining acres shown:
Not Shown On Map. Not shown on accompanying map because of later surface mining by Walnut Grove Mine (mine index 840).

Shaft, Slope, Drift or Tipple Location(s)

Type	County	Township-Range	Section	Part Section

Main slope

Saline

10S 6E

16

NE SW NW

Air shaft

Saline

10S 6E

16

NE SW NW

Geology

		Thickness (ft)
Seam	Depth (ft)	Min	Max	Ave	Mining Method

Davis

RPB

Production

Company

Mine Name

Date

Production (tons)

Hart and Duncan (add)	Hart and Duncan (add)	1939-1942	13,792
Total Production: 13,792

Production Notes

Coal Report production (if available)

Sources of Data

Source Map

Map Date

Original Scale

Digitized Scale

Map Type

Microfilm, document 352764

9-25-1942

1:1200

1:1241

Final

Annotated Bibliography (Data source - brief description of information)

Coal Reports - Production, ownership, years of operation, mining method.

Directory of Illinois Coal Mines (Saline County) - Mine names, mine index, ownership, years of operation.

Mine notes (Saline County) - Mine type, slope location.

Microfilm map, document 352764, reel 03140, frame 285 - Slope and shaft locations, mine outline, mining method.