1 Letters sent - H. Vetter, B. Washburn and copies of letters from Washburn, September-December, 1973
2 Letters sent - H. Vetter, copy of Vagmarken Mountaineering Club letter, May-August, 1973
3 Letters sent - H. Vetter, March-April, 1973
4 Letters sent - Vetter, Helene Cook including copies of earlier letters for Dr. Otto Trott to Vetter, Helene Cook, February 17-28, 1973
5 Letters sent - Vetter, Helene Cook, January-February 6, 1973
6 Letters sent - Vetter, Helene Cook, July-December, 1972
7 Letters sent - Vetter, Helene Cook, January-June 1972
8 Letters sent - Vetter, Helene Cook, Kobenhauns Universitet with entry on Cook, Frederick A. from its 1909-1910 yearbook, 1964-1969
9 Letters received - J. Vetter, 1985-1988
10 Letters received - J. Vetter, B. Washburn disputing Cook, Frederick A.'s claim to Mt. McKinley, 1984
11 Letters received - J. Vetter on F. Lee Bailey and W. Gonnason, and "Race to the Pole," B. Washburn, 1982-1983
12 Letters received - J. Vetter, B. Washburn, B. Krause with Mt. McKinley summit panorama photograph, 1980-1981
13 Letters received - J. Vetter, B. Washburn including Waale's ads in the Anchorage Times 1979
14 Letters received - J. Vetter, includes Kenn Harper, 1978
15 Letters sent - J. Vetter including letter to Summit Magazine, discussion of making movie Cook, Frederick A.'s McKinley claims, 1985-1988
16 Letters sent - J. Vetter, analysis of B. Washburn's letters to Waale, 1984
17 Letters sent - J. Vetter, discussion of Porter's sketches of summit from Cook, Frederick A.'s photographs, photos of summit in general, Gonnason, 1982-1983
18 Letters sent - J. Vetter, discussion of controversy about Mt. McKinley summit photographs, Waale's ads in Summit Magazine for summit photos, copy of K. Marshman letter, 1981
19 Letters sent - J. Vetter, discussion of B. Krause summit panorama photograph and Waalse's correspondence with Washburn, 1980
20 Letters sent - J. Vetter, discussion of A. Nickerson aerial views of Mt. McKinley and of N. Hartzell's climb, B. Washburn letters, 1979
21 Letters sent - H. and J. Vetter, copies of letters from G. Palmer of Vagmarken Mountaineering Club, Cook, Frederick A.'s photographs of McKinley summit, and others, including Washburn, 1977-1978
22 Letter to J. Vetter, 1982, with copies of Cook, Frederick A.'s Mt. McKinley diary and To the Top of the Continent (incomplete), with Waale's notations
23 Letters received - T. Karlsen, 1985
Subseries 2. Subject Files (Clippings/Articles) Chronological Clippings
24 [N.D.]
25 1892-1893
26 1894-1895
27 1896, 1897, 1898
28 Cook (Belgica) Leaves NY 1897
29 Cook (Voyage of Erik to relieve Peary - 1901)
30 1902
31 1903
32 1906
33 1907, 1908
34 Early 1909
35 NY Herald, February 14, 1909
36 February 21, 1909
37 March 1909
38 June 1909
39 August 29, 1909
40 September 1, 1909
41 September 2, 1909
42 September 3, 1909
43 NY Herald, September 3, 1909
44 September 4, 1909
45 September 5, 1909
46 September 6, 1909
47 September 7, 1909
48 September 8, 1909
49 September 9, 1909
50 September 10, 1909
51 September 11, 1909
52 September 12, 1909
53 September 13, 1909
54 September 14, 1909
55 September 15-October 7, 1909, NY Herald, "The Conquest of the Pole"
56 September 15, 1909
57 September 16, 1909
58 September 17, 1909
59 September 18, 1909
60 September 19, 1909
61 September 20, 1909
62 September 21, 1909 (C. arrives home)
63 September 22, 1909
64 Cook Banquet - Waldorf (September 23, 1909)
65 September 23, 1909
66 September 24, 1909
67 September 25, 1909
68 September 26, 1909
69 September 27, 1909
70 September 28, 1909
71 September 29, 1909
72 September 30, 1909
73 September/October 1909