"In the Beginning..."(PDF). Purdue Football 2008. University of Purdue: 25. 2008. Archived from the original(PDF) on March 3, 2016. Retrieved December 10, 2009.
PFRA Research. "The Weekly Wage"(PDF). Coffin Corner. Professional Football Researchers Association: 1–4. Archived from the original(PDF) on November 26, 2010.
PFRA Research. "Five Hundred Reasons"(PDF). Coffin Corner. Professional Football Researchers Association: 1–6. Archived from the original(PDF) on September 29, 2010.
PFRA Research. "Last Hurrah in Allegheny"(PDF). Coffin Corner. Professional Football Researchers Association: 1–3. Archived from the original(PDF) on November 26, 2010.
PFRA Research. "Out in the Boondocks"(PDF). Coffin Corner. Professional Football Researchers Association: 1–5. Archived from the original(PDF) on April 28, 2012. Retrieved December 10, 2009.
PFRA Research. "The Weekly Wage"(PDF). Coffin Corner. Professional Football Researchers Association: 1–4. Archived from the original(PDF) on November 26, 2010.
PFRA Research. "Five Hundred Reasons"(PDF). Coffin Corner. Professional Football Researchers Association: 1–6. Archived from the original(PDF) on September 29, 2010.
PFRA Research. "Last Hurrah in Allegheny"(PDF). Coffin Corner. Professional Football Researchers Association: 1–3. Archived from the original(PDF) on November 26, 2010.
PFRA Research. "Out in the Boondocks"(PDF). Coffin Corner. Professional Football Researchers Association: 1–5. Archived from the original(PDF) on April 28, 2012. Retrieved December 10, 2009.
"In the Beginning..."(PDF). Purdue Football 2008. University of Purdue: 25. 2008. Archived from the original(PDF) on March 3, 2016. Retrieved December 10, 2009.