Westpex Retrospective
References (available at the APRL)
- Dolin, E. J. and Dumaine, R. The Duck Stamp Story. Krause Publications, 2000. Pages 34, 93, 110.
- Snee, C., Editor. Scott 2014 Specialized Catalog of United States Stamps. Sidney, Ohio: Scott Publishing Co 2013. Pages 748, 888.
- 0’Donnell,J. Color Essays for the Self-Adhesive Federal Duck Stamp. Duck Tracks. First Quarter 2011: Pages 4-5.
- Vanderford, E. L. Handbook of Fish and Game Stamps. Lincoln. NE: State Revenue Society, 1973. Pages 26, CA11, OH1.
- Torre, D. R., Editor. Specialized Catalog of U.S. Non-Pictorial Waterfowl Stamps. Santa Rosa, CA: David R Torre Co., 1997. Pages 10, 11-12, 26-7, 45-6, 54, 57, 63, 68.
- Torre, D. R. The Fish and Game Stamps of Marion County, Kansas. The American Revenuer 1993 October: Pages 240-63.
- Torre, D. R. The Illinois Daily Usage Stamps. The American Revenuer 1994 April: Pages 76-96.
- Torre, D. R. The Honey Lake Waterfowl Stamps. The American Revenuer 1994 March: Pages 44-67.
- Torre, D. R. Elmore L. Vanderford: 1913-1994. The American Revenuer 1994 Nov-Dec: Pages 254-9.
- Jaffe, M., Editor. A Comprehensive Catalog of Indian Reservation Stamps. Vancouver, WA: Michael Jaffe Stamps, 2012. Pages 1, 30, 32-5, 146, 215, 243.
- Torre, D.R. The Fish and Game Stamps of the Rosebud Sioux Tribe. The American Revenuer 1995: Pages 104-40.
- Torre, D.R. Fish and Game Stamps of the Crow Creek Sioux Tribe. The American Revenuer 1992: Pages 24-30.