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This picture shows the thickness of the coal seam in relation to a normal doorway.

1. Thickness of Coal Seam at Long Branch No. 1

IDNO:
002132
Title:
Thickness of Coal Seam at Long Branch No. 1
Date:
1947/09/26
Description:
This picture shows the thickness of the coal seam in relation to a normal doorway.

2. Cavalier No. 206 Mine, Elkhorn No. 3 Seam Showing Top and Bottom Bend

IDNO:
002678
Title:
Cavalier No. 206 Mine, Elkhorn No. 3 Seam Showing Top and Bottom Bend

3. Coal Seams in Layers of Rock

IDNO:
002140
Title:
Coal Seams in Layers of Rock

4. Miner Marking a Coal Seam

IDNO:
002158
Title:
Miner Marking a Coal Seam