REMOVE

1. 1910

WHAT

1. aboveground operations wo … (3)
2. Almanacs, American -- New … (1)
3. animals (10)
4. application/pdf (1)
5. automobiles (3)
6. borders (ornament areas) (3)
7. Bronco riding (1)
8. businesses (2)
9. caps (headgear) (3)
10. cartographic image (2)
11. cartographic material (2)
12. Cello and piano music--Sc … (1)
13. children (5)
14. city directories  (1)
15. co. housing (7)
16. co. offices (1)
17. co. officials/management (5)
18. co. stores (3)
19. coal (cheesecake) (1)
20. Coal--Colorado--Maps (1)
21. Covers (Illustration) (15)
22. crosses (motifs) (3)
23. daily life (4)
24. diaries (1)
25. disasters (2)
26. Fairies (3)
27. families (1)
28. Flowers (2)
29. French horns (2)
30. gelatin silver prints (19)
31. Glaciers--Alaska--Photog … (15)
32. Glaciers--British Columbi … (8)
33. Glaciers--Montana--Photog … (3)
34. hills (3)
35. Horses (2)
36. houses (3)
37. Image (88)
38. Indians in rodeos (1)
39. jpeg (88)
40. landscape: general (23)
41. Mammalogy (1)
42. Maps (2)
43. marines (visual works) (2)
44. marshes (3)
45. Medicine, Popular -- Peri … (1)
46. men (non-miners) (2)
47. militia/troops (7)
48. miners (14)
49. mines (8)
50. Mines and mineral resourc … (1)
51. mining methods: undergrou … (4)
52. mining support facilities (2)
53. misc. buildings (9)
54. monograms (3)
55. Motor vehicle drivers (3)
56. notated music (2)
57. notebooks (1)
58. parades & fairs (1)
59. Patent medicines -- Perio … (1)
60. personalities: male (14)
61. photographic prints (4)
62. photographs (23)
63. Photography -- Boulder ( … (16)
64. Pictorial cloth bindings … (8)
65. poems (3)
66. Poetry of places New York … (2)
67. positives (photographs) (2)
68. printed materials (object … (2)
69. Publishers' cloth binding … (5)
70. Railroads--Colorado--Maps (1)
71. roads (3)
72. Rodeo animals (2)
73. Rodeo performers (4)
74. Rodeos (4)
75. sailing ships (2)
76. still image (5)
77. street scene (3)
78. strikes (1)
79. Swallows (2)
80. Symphonies (Piano, 4 hand … (1)
81. technological change (4)
82. tipples (11)
83. town (3)
84. transportation: other (9)
85. transportation: RR (8)
86. Tree limbs (2)
87. trees (3)
88. vernacular housing (2)
89. violence (1)
90. violins (2)
91. War and civilization -- P … (1)
92. water (3)
93. Wild west shows (1)
94. wind instruments (2)
95. women (1)
96. Wreaths (2)

WHERE

1. Southern Colorado (56)
2. Boulder (21)
3. Boulder County (21)
4. Durango (13)
5. La Plata County (13)

WHO

1. Sanborn Map Company (55)
2. Black, Thomas C., b. 187 … (10)
3. Ogilvie, Noel J., photogr … (7)
4. Brackett, J. Raymond (6)
5. Mussell, H. S., photograp … (6)

WHEN

1. 1910s (81)
2. 1900s (1)
3. 1920s (1)