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1. Miner on an Electric Cart

2. Miners Entering the Mine on an Electric Cart

3. Miner on an Electric Cart

4. Miners Enter a Low Ceiling Mine on an Electric Cart

5. Miner at Work Underground in a Low Ceiling Coal Mine

6. Miner at Work Underground in a Coal Mine

7. Coal Loaded in a Shuttle Car

8. Coal on a Conveyor Belt Inside a Mine

9. Conveyor Belt Mechanism Inside a Coal Mine

10. Conveyor Belt Mechanism Inside a Coal Mine

11. Conveyor Belt Inside a Coal Mine

12. Conveyor Belt Inside a Coal Mine

13. Coal Mining Machinery

14. Miners Cutting Timber to Shore up the Walls of a Mine

15. Miner at Work Underground in a Coal Mine

16. Pumping Air into a Coal Mine

17. Miner at Work Underground in a Coal Mine

18. Transporting Logs into a Coal Mine

19. Miners Roof Bolting

20. Miners Roof Bolting

21. Coal Loaded in a Shuttle Car

22. Miners Operating a Loading Machine

23. Donkey Pulling a Cart Inside a Mine

24. Coal Miner Works in Tight Quarters

25. Miners Shoring up Ceiling of a Coal Mine

26. Shuttle Car Carrying Timber in the Mine

27. Miner on an Electric Cart

28. Miner Operating a Cutting Machine

29. Miner at Work in a Low Ceiling Coal Mine

30. Building a Conveyor System Inside a Coal Mine

31. Transporting Lumber for Shoring in a Coal Mine

32. Transporting Lumber for Shoring in a Coal Mine

Man working in the Scarbro Mine Hoisting Room and Sub-Station, built in 1915-1916.

33. Scarbro Mine Hoisting Room and Sub-Station, Built 1915-1916

34. Miners Operating a Cutting Machine at Consolidation Coal Company Mine No. 3

35. Oxen Pulling Coal Cart in an Underground Mine

36. Interior of Mathies Underground Machine Shop

37. Mechanic Working in the Mathies Underground Machine Shop

Continuous miner in action.

38. Lee Norse CM28E Continuous Miner

A continuous miner in action.

39. Lee Norse CM28E Continuous Miner

Mechanic working on what appears to be a turbine.

40. Mechanic Working on Mining Machinery

Modified longwall mining with a German coal planer. Progress report 2: Completion of mining in three adjacent panels in the Pocahontas No. 4 coal bed, Helen, W. Va; If this photograph is used for publication, please give credit to the Bureau of Mines, United States Department of Interior.

41. Wood Crib Constructed with Crib Releases

42. Mining Equipment at Fairmont Machinery Company

Permission is granted to reproduce this photograph only on condition that each reproduction shall bear the following credit line:  Photograph by Norfolk and Western Railway.

43. Fully Loaded Coal Train Two Miles Underground

44. Coal on Conveyor Belt at Jamison No. 9 Mine

Pittsburgh Consolidation Coal Company mine.<br />

45. Miner Operating a Joy Cutting Machine

'Modified longwall mining with a German coal planer. Progress report 2: Completion of mining in three adjacent panels in the Pocahontas no. 4 coal bed, Helen, W. Va.' Please give credit to the Bureau of Mines, United States, Department of Interior.

46. Interior of a Coal Mine with Roof Supports Along Longwall Face

Shuttle car in an underground mine, loaded with coal.

47. Loaded Shuttle Car

Miner watches as coal loads into a shuttle car.

48. Shuttle Car Being Loaded

49. Loading Coal in an Unidentified MIne

50. Jeffrey Loading Machine Emptying Coal into a New 11-Ton Steel Mine Car at Mine No. 32

Coal cutting machine digs into the coal seam.

51. Coal Cutting Machine

Miner watches as coal loads into a shuttle car.

52. Shuttle Car Being Loaded

'Coal at all White Oak shafts mines is handled on self dumping cages, which handle the coal uniformly and with a minimum of breakage. Note how evenly the coal is flowing from the mine car. Much more rapid of course than the picture indicates, but it shows how well designed the equipment must be to handle the coal in such splendid manner.'

53. Self Dumping Cages

'All ready-Hoist! This is an end view of one of our new steel mine cars on a cage at one of the White Oak Shaft mines, and the signal has just been given to hoist it to the surface--450 feet up! These electric equipped hoists can hoist a car every twenty seconds and dump it! The cars are placed on the cages automatically by creeper chains and car stops. One man operates the signals and car stops and chains.'

54. Steel Mine Car at One of the White Oak Shaft Mines

Rear end of loaded coal car in an underground mine.

55. Shuttle Car Being Loaded by Mechanical Loader

1-Mining machine, electrically operated, 2. Electric locomotive and coal car train leaving mine, 3. Shaker screen for sorting coal according to size, 4. Coal powerhouse and tipple.

56. Coal Mining, Modern Methods of Production

57. Shuttle Car Approaches Mine Railway Track.

Mountaineer Coal Company, Division of Consolidation Coal Company.

58. Continuous Mining Machine (Middle) and Loading Machine (Bottom)

Minre watches as coal pours into the shuttle car.

59. Shuttle Car Being Loaded

Miner operates a shuttle car that is loaded with coal.

60. Shuttle Car Being Loaded

61. Coal Cutting Machine

62. Cutting Coal by Machine