Added to Roster
Robert has been added to the Frontier 2017 baseball roster.Robert has been added to the Frontier 2017 baseball roster.Apps
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Robert Gruber
- Robert has been added to the Frontier 2017 baseball roster.
Added to Roster
Robert has been added to the Frontier 2016 baseball roster.Added to Roster
Robert has been added to the Frontier 2015 baseball roster.
Robert Gruber's Bio
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Frontier High School 
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