Leland Isaacs Sr.
Leland "Atta" Isaacs Sr. (1929–1983) was a Hawaiian slack-key composer known for his C major Tuning ("Atta's C," C-G-E-G-C-E), and for his work with Gabby Pahinui.
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Wikipedia
Leland "Atta" Isaacs Sr. (1929–1983) was a Hawaiian slack-key composer known for his C major Tuning ("Atta's C," C-G-E-G-C-E), and for his work with Gabby Pahinui.