6 
ALASKA GLACIERS 
associated text. Titles of series are abbreviated in the 
table as follows: ESC = E. S. Curtis, Seattle, Wash.; 
USGS = U. S. Geological Survey, Gilbert; USBS = U. 
S. Biological Survey, Merriam, 1899; CBC = Canadian 
Boundary Commission, Ottawa, Canada. The Boundary 
Commission photographs are mounted in an album of 
many volumes, and the complete reference includes num¬ 
ber, volume and page. A copy of this album is in the 
library of the State Department at Washington. 
SOURCES OF PHOTOGRAPHIC MATERIAL USED IN 
TEXT FIGURES. 
Figure. 
Series. 
Negative or Photo. 
Figure. 
Series. 
Negative or Photo. 
2 
CBC 
3, v. 12, p. 8 
54 
USGS 
456 
3 
CBC 
117, v. 12, p. 43 
61 
CBC 
93-4, v. 14, p. 53 
4 
USGS 
247 
62 
CBC 
96, v. II, p. 30 
8 
USGS 
282 
63 
CBC 
i32-3> v. 8A, p. 50 
9 
USGS 
270 
64 
USGS 
222 
12 
CBC 
44, v. 14, p. 13 
65 
USGS 
3 2 4 
13 
CBC 
38, V. 14, p. II 
259-261 
66 
USGS 
470-471 
14 
USGS 
67 
USBS 
293 
15 
USGS 
257-25S 
68 
USBS 
55 
16 
USGS 
276 
70 
USBS 
250 
18 
USGS 
281 
7i 
USBS 
292 
19 
USGS 
263 
72 
USBS 
251 
20 
USGS 
467 
73 
USGS 
221 
23 
USGS 
334 
74 
CBC 
109A, v. 12, p. 81 
H 
USGS 
333 
75 
CBC 
93-4, v. 12, p. 3 
69 
28 
USGS 
365-366 
76 
USBS 
29 
USGS 
3 6 7 
77 
CBC 
68, y. 12, p. 42 
30 
ESC 
259A 
80 
CBC 
93, v. 6, p. 43 
31 
USGS 
3°5 
81 
USGS 
373 
32 
USGS 
302 
82 
USBS 
94 
33 
USGS 
307 
83 
USGS 
383 
34 
ESC 
259 
85 
USGS 
390 
35 
USGS 
298-299 
86 
USGS 
398,400 
38 
USGS 
355 
87 
USGS 
392 
39 
USGS 
356 
88 
USGS 
402 
40 
USGS 
352 
90 
ESC 
393 (?) 
4i 
ESC 
3 11 
91 
USGS 
433 
43 
ESC 
275 
92 
USGS 
430 
45 
USBS 
117 
93 
USGS 
443 
46 
USBS 
137 
96 
USGS 
34 6 
49 
ESC 
280 
97 
ESC 
304 
50 
53 
USBS 
USGS 
151 
454-455 
102 
CBC 
3, v. 17, p. 3. 
