Below is a partial summary of the areas
where GR’s customers are located.
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Call: 610-790-4018
Piano Selection & Care
Questions & Answers
Customer Referrals
About GR Horst
Benefits of Music
Customer Comments
Tuning Frequency
Technical Services
Areas Served by GR
The Tempered Scale
Pitch & Inharmonicity
Pianos & Tuning
Rebuilding
Repairs & Misc
Creative Shots
Piano Links
Music Improves Learning
Contact GR Horst:
Send Email
Call: 610-790-4018
GR Horst
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