D'Alessandro: Al Clark, Jersey guy and former American League umpire, looks back without regret
Marty Clark hangs it up after 47 years of balls and strikes – Diamond Nation
2023 MLB Draft - Top 100 High School Prospects — Prospects Live
D'Alessandro: Al Clark, Jersey guy and former American League umpire, looks back without regret
Solving the Umpire Shortage in Youth Sports Requires a Team Approach — HiCast Sports
Umpire Marty Clark goes out on top after 47 years of service to New Jersey high school baseball – Trentonian
Marty Clark hangs it up after 47 years of balls and strikes – Diamond Nation
Umpire Marty Clark goes out on top after 47 years of service to New Jersey high school baseball – Trentonian
Top high school Draft prospects 2023
Marty Clark hangs it up after 47 years of balls and strikes – Diamond Nation
Marty Clark hangs it up after 47 years of balls and strikes – Diamond Nation
Umpires back behind the plate at Diamond Nation – Diamond Nation
Umpires back behind the plate at Diamond Nation – Diamond Nation
Solving the Umpire Shortage in Youth Sports Requires a Team Approach — HiCast Sports