Christopher Mathewson New York-N 8/5/09
Dossier
Christopher Mathewson New York-N. Catalog references identify this entry as the "8/5/09" pose or variation. His documented card checklist includes Sporting News Supplements 1909-13.
Bio synthesized · claude-opus-4-7-subagent · 2026-05-04
Sold-comp aggregates for this player are still being collected — this page will grow a full comp profile when they land.