Initially he was taught violin, but at the age of 12 decided to switch to guitar.
Clapp has taught violin at a number of schools.
From 1906, he also taught violin at the Juilliard School.
They were attentive to his musical development, having him taught piano and violin from an early age.
He began to teach himself violin at age 7, playing in the school orchestra until age 15.
From time to time he also taught violin to private students.
As a child, he was taught violin and piano by his father.
By the age of 15 he was teaching violin, but this experience apparently diminished his interest in the violin for a time.
She started a community orchestra in her town and volunteers teaching violin to grade school students.
His mother taught violin at a young age.