ILLUSTRATIONS.

1. Phases of Underground Life, Frontispiece

2. Austin, Nevada; A Western Mining Town, 34

3. Impressions of Plants found in Coal, 40

4. Discovery of Anthracite Coal in Pennsylvania, 40

5. Wire Railway at the Harewood Coal Mine, British Columbia, 51

6. Entrance to a Coal Mine, 54

7. Interior of a Coal Mine, 54

8. Descending a Shaft, 68

9. Sections of an English Coal Mine, 74

10. Discovery of Silver in Peru, 82

11. Interior of a Silver Mine, 82

12. Entrance to a Silver Mine of Central America, 88

13. Indian Silver Miners at Work, 88

14. One Method of Washing for Silver, 95

15. Another Method of Washing for Silver, 95

16. New York Speculators at the Mines, 108

17. Demonstrating the Value of a Silver Mine, 108

18. Pearl Diving in the East Indies, 130

19. Discovery of Loaves of Bread Baked 1800 Years Ago, 167

20. Bodies of Pompeians Cast in the Ashes, 173

21. Railroad from Naples to the Summit of Mt. Vesuvius, 187

22. Descent of Vesuvius, 188

23. Searching for Relics, 193

24. The Gate of Herculaneum and Street of Tombs, 197

25. The Crater of Vesuvius, 198

26. Bay of Naples, 206

27. Naples Wagon, 206

28. Nero’s Gymnasium, 214

29. Dr. and Mrs. Schliemann the Excavators at Mycenæ (Greece), 221

30. The Explorations at Mycenæ—the Treasury of Atreus (entrance), 224

31. Battle of the Warriors, 263

32. The Philadelphia Bank Robbery, 268

33. Australian Natives Burning their Dead, 278

34. An Indian Burial Place, 278

35. The Tombs of the Kings at Thebes, 289

36. Hall in the Tombs of Assasseef, 289

37. Pumping Well on Oil Creek, 334

38. The Grand Hotel, 356

39. Place De La Bastille, 362

40. The Bastille, 362

41. Destruction of the Bastille, 371

42. Working a Diamond Claim, 376

43. River Washing—Cradling for Diamonds, 376

44. Celebrated Diamonds of the World, 382

45. The Orloff Diamond, 382

46. Star of the South, 382

47. The Nassac, 382

48. The Cumberland, 382

49. The Sancy, 382

50. Star of the South—rough, 382

51. The Dresden, 382

52. The Regent Diamond, 382

53. The Kohinoor—recut, 382

54. Australian Brilliant, 382

55. The Eugenie, 382

56. Regent—side view, 382

57. The Hope, 382

58. The Florentine, 382

59. The Shah, 382

60. The Diamond Fields of South Africa, 391

61. Grand Avenue of the Champs Elysées, 407

62. Ball at Mabille, 415

63. East River Bridge, 426

64. Inundation of a Mine, 439

65. Falling in of a Mine, 444

66. View of Mammoth Cave, 474

67. Stalagmites in the Cave, 474

68. Execution of a Chinese Criminal, 488

69. Eastern Entrance to Hoosac Tunnel, 500

70. Western Entrance to Hoosac Tunnel, 500

71. Work at the Heading, 506

72. Boring machine used in Mount Cenis Tunnel, 518

73. Side View of Boring Machine, 518

74. Place De La Concorde, 527

75. The Madeleine Church, 530

76. Subterranean Paris, 536

77. The Great Sewer, 536

78. Quicksilver Mines of New Almaden, 554

79. Blasting in the Quicksilver Mines, 554

80. Burning of a Coolie Ship, 568

81. Coolies Planning a Mutiny, 577

82. Mutiny on the Lower Deck, 577

83. The Avondale Disaster—Removing Bodies from the Mine, 586

84. Interior of an Iron Mine, 594

85. Section of the Broadway Underground Railway, 644

86. Tunneling Broadway for the Underground Railway, 652

87. Interior of Pneumatic Passenger Car, 655

88. Portal of the Broadway Tunnel, 655

89. The Bomb Ferry—Travel in the 30th Century, 661

90. The Public Highway—Travel in the 30th Century, 661

91. Underground Rail Road Station, Aldgate London, 671

92. Conversationshaus at Baden, 708

93. Concert in the Gardens at Baden, 708

94. Gambling Saloon at Baden, 722

95. Esquimaux Dwellings, 739

96. Robbery of the Diligence, 750

97. Drinking Pisco in a San Francisco Saloon, 769

98. Jas. W. Marshall, the Discoverer of Gold in California, 790

99. Sutter’s Mills where Gold was Discovered, 790

100. Emigrant Train of Gold Hunters in 1849, 794

101. Chinese Gold Mining in California, 794

102. Gold Washing in the California Mines, 798

103. Miners Prospecting, 804

104. Miners Around their Camp-fire, 810

105. Ground Sluicing, 814

106. Hydraulic Mining, 814

107. A Copper Mine of the Lake Superior Region, 824

108. Interior of a Copper Mine, 821

109. Drilling in a Copper Mine, 824

110. Catacombs of Rome—The Three Brothers, 832

111. Vaulted Chapel in the Catacombs, 840

112. Lost in the Catacombs, 840

113. Pirates of the Mississippi, 862

114. View of Hellgate from Negro Point, 885

115. General View of Works at Hallett’s Point, 885

116. View of Shaft from the Dam, 892

117. The Shaft, Showing Headings, 892

118. Dream of a Diamond Swindler, 911

119. Descending the Shaft—Wieliczka Salt Mines, 932

120. Chapel in the Wieliczka Salt Mines, 932

121. Getting out Salt, 936

122. Illustration of the Infernal Lake, 936

123. Explosion of Fire Damp, 952

124. Our Quarters in Libby Prison, 1008

125. Tail Piece, 1016

UNDERGROUND.