Marcelo Mayer – Dollar Box

Marcelo Mayer Baseball Trading Card Database

Top Red Sox prospect Marcelo Mayer is tearing up the minors and drawing rave reviews - The Boston Globe

Red Sox top prospect Marcelo Mayer promoted to Double-A - CBS Boston

Marcelo Mayer Baseball Trading Card Database

First-round pick Marcelo Mayer signs with Red Sox, gets a Fenway welcome - The Boston Globe

Marcelo Mayer Baseball Trading Card Database

Marcelo Mayer Trading Cards: Values, Tracking & Hot Deals

Red Sox first-round draft pick Marcelo Mayer wants to sign 'as soon as possible' - The Boston Globe