World Harmony Project

Norman Henry's 

Tonality Diamond JI Piano

Norman Henry built a harpsichord with a special keyboard that allowed it to be played in Partch's 11 Limit Tonality diamond scale in the early 1980's. He later built an 11 limit piano with a similar matrix keyboard.

Norman Henry hatched in Brooklyn, New York in 1934

He now lives in Denver, Colorado

Tonality Diamond

Representing the Organization of Just Ratios Played upon Norman Henry's Keyboard Instruments.

Otonalities (Harmonics) ascend in Pitch and are graphed from the bottom to the upper Right.

Utonalities (Subharmonics) descend in Pitch and are graphed from the bottom to the upper Left.

pindarssonata.wmv

Norman Henry's Piano

Two views are shown in this video, while playing his rendition of Sonata On Pindar's First Olympic Ode, transcribed by Douglas Leedy.