File A-Z, February-April 1908 Box 16 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Correspondence, 1889-1949
File A-Z, May-June 1908 Box 16 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Correspondence, 1889-1949
File N-Z, May-June 1908 Box 17 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Correspondence, 1889-1949
File Caribou experiment file Box 17 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Correspondence, 1889-1949
File A-Z, July-October 1908 Box 17 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Correspondence, 1889-1949
File A-Z, November-December 1908 Box 17 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Correspondence, 1889-1949
File January-September 1909 Box 18 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Correspondence, 1889-1949
File October-December 1909 Box 19 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Correspondence, 1889-1949
File January-February 1910 Box 20 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Correspondence, 1889-1949
File March 1-May 11, 1910 Box 21 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Correspondence, 1889-1949