Official summary of certified reports of listed companies Jan. 1909-Jan. 1910; Mar. 1, 1912-Mar. 1, 1913
Official summary of reports of all listed companies as certified to the Colorado Springs Mining Stock Exchange Jan. 1909
Official summary of reports of listed companies filed with the Colorado Springs Mining Stock Association during the month of ... Jan. 1906
Reports of listed companies issued by the Colorado Springs Mining Stock Association Jan. 1913
Cripple Creek mines Jan. 1910; Jan. 1912
Official summary of reports of all listed companies as certified to the Colorado Springs Mining Stock Exchange during ... Jan. 1914-Jan. 1915