Most Popular Books
- Field Notes, Utah, Arizona, and Nevada, January 1-February 11, 1889
- Field Notes, Maryland, March 27-31, 1899, and California, August 27-November 1, 1899
- Field Notes, Oregon, May 6-October 6, 1896, and West Virginia, January 19-25, 1897
- Field Notes, North Carolina, South Carolina, Georgia, Mississippi, Louisiana, and Texas, April 4-June 19, 1892
- Field Notes, Montana and Michigan, September 2-October 19, 1894, and Field Notes, Montana, Idaho, Washington, Oregon, and Michigan, March 3- September 20, 1895
