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Coal in cars inside of a plant being processed.

25. Coal Being Processed

Two men using large bits to drill prior to placing charges.

26. Drilling Prior to Placing Charges

Men working in a coal company machine shop.

27. Coal Company Machine Shop

Two miners digging coal in mine.

28. Miners Operating a Cutting Machine

View of the "Point" at Pittsburgh.

29. Aerial View of Industrial Pittsburgh

30. Coal Seams in Layers of Rock

31. Coal Loading Machine

Unidentified coal loading platform alongside railroad tracks.

32. Coal Loading Platform

33. Visitors Watching the Mountaineer Coal Shovel at Work

Men standing next to a shoveling machine at a Hanna Strip-Mine.

34. Tour of Hanna Coal Company Mine Site, Cadiz, Ohio

35. Tour of Hanna Coal Company Mine Site, Cadiz, Ohio

Two men at work in a quality control lab.

36. Coal Quality Control Laboratory