April 20: Mariners minor-league report
The Mariners’ minor-league report for April 20, compiled by Kelly Munro of the Mariners Baseball Information Department.
04.20.17 Mariners Minor League Report by Anonymous rHnsf1r on Scribd
This story was originally published April 20, 2017 at 1:17 PM with the headline "April 20: Mariners minor-league report."