Martin Blog (5/25): 10 of the best single-season performances by catchers in MLB history, Sports
Prospect Watch: Top 10 Catchers for 2016
What's in a ranking? The Mariners react to their farm system being rated as the worst in MLB
MLB: Ranking top 10 catchers ever - ESPN
Ranking MLB's 25 Best Catchers Since 2000, News, Scores, Highlights, Stats, and Rumors
Top 45 MLB catchers: Phillies' Realmuto, Orioles' Rutschman lead Bowden's rankings - The Athletic
Ranking the 50 best players in the 2016 MLB playoffs
Twins ink defensive-minded veteran to upgrade catcher position - The Dickinson Press
D-backs catchers, a 2016 vs. 2017 comparison: By the numbers
List of Major League Baseball career games played as a catcher leaders - Wikipedia