Colby, William E. letters recieved 1908 May - 1909 March BANC MSS 99/364 cz
Colby, William E. letters recieved 1909 Aug. - Nov. BANC MSS 99/364 cz
Colby, William E. letters recieved 1909 Dec. BANC MSS 99/364 cz
Colby, William E. letters recieved 1910 Jan. - Feb. BANC MSS 99/364 cz
Colby, William E. letters recieved 1910 Mar.- April BANC MSS 99/364 cz
Muir, John letters recieved 1909-1910 BANC MSS 99/364 cz
Sierra Club letters to Club and members 1910 Feb BANC MSS 99/364 cz
Chamberlain, Allen letters recieved 1909 Dec. 8 BANC MSS 99/364 cz
Mitchell. John E. letters recieved 1910 Jan. 7 BANC MSS 99/364 cz
Goethe, C.M. letters recieved 1910 Jan. BANC MSS 99/364 cz
Additional Note