Matthias Haas (@MatthiasHaas5) / Twitter
Baseball opens up season with one win in series against Washington - Mustang News
Huskies Win Game Two 4-3 Over Cal Poly - University of Washington Athletics
_boys_baseball_image.jpg "Matthias Haas' (Oakland, CA) Bishop O'Dowd High School Baseball Stats")
Matthias Haas' (Oakland, CA) Bishop O'Dowd High School Baseball Stats
Cardinal Holds off Cal Poly - Stanford University Athletics
The Chronicle's 2019 All-Metro high school baseball team
CSUN Cannot Overcome Another Cal Poly Five-Run Inning in 8-4 Loss - CSUN Athletics
Matthias Haas (@MatthiasHaas5) / Twitter
Matthias Haas - 2023 - Baseball - Cal Poly
North Shore Navigators come up short against Keene - Itemlive : Itemlive
High school baseball: Early-season Bay Area outlook, rankings
_boys_baseball_image.jpg "Matthias Haas' (Oakland, CA) Bishop O'Dowd High School Baseball Stats")
Matthias Haas' (Oakland, CA) Bishop O'Dowd High School Baseball Stats
_boys_baseball_image.jpg "Matthias Haas' (Oakland, CA) Bishop O'Dowd High School Baseball Stats")
Matthias Haas' (Oakland, CA) Bishop O'Dowd High School Baseball Stats
Lakeshore Chinooks Baseball - Tobin Jewelers Shining Moment of the Game - August 5th | Facebook | By Lakeshore Chinooks Baseball | Matthias Haas tied things up before the fog delay on
Matthias Haas (@MatthiasHaas5) / Twitter
nsnavs.com: News
Photos: Alameda wins baseball game against Bishop O'Dowd
Matthias Haas - Baseball - Brown University Athletics
Cal Poly battled Northridge in first 2022 Big West baseball | San Luis Obispo Tribune
Baseball Tops Cal Poly in Series Finale, 9-4 - Harvard University
Matthias Haas (@MatthiasHaas5) / Twitter
Matthias Haas - 2023 - Baseball - Cal Poly
Matthias Haas (@MatthiasHaas5) / Twitter
Denied a Season, Some Ivy League Athletes Craft a Baseball Gap Year - The New York Times
