Links to articles on the web:
- Popular Mechanics "50 Years of Wiffle Ball" by Cliff Gromer, December 2003
- Wicked Local Easton "Edwin A. Keach Memorial tournament once again a success" by Ross A. Muscato, August 2007
Articles in PDF format to view or download:
- The Easton Journal "Keach Memorial Fundraiser set for Aug. 2" June 20, 2008