Mariners top pitching prospect Logan Gilbert focused on development in 2020
Fantasy Baseball: Breaking down every team's 60-player pool and the prospects that could matter in 2020
Even in shortened season, focus for Mariners is on future - The Columbian
Rebuilding MLB clubs hope to keep developing top prospects
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Seattle Mariners 2020 Top 10 MLB Prospects Chat — College Baseball, MLB Draft, Prospects - Baseball America
Logan Gilbert and George Kirby: Anchors for Mariners now and into future
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Logan Gilbert's improved secondary pitches are showing up this spring - Lookout Landing
Logan Gilbert (b. 1997) News — College Baseball, MLB Draft, Prospects - Baseball America
Seattle Mariners 2020 Top 50 Prospects
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