Mary Pappert School of Music
Teaching Studio Organ
Old layout. The boards in at the front of the instrument were a stop-gap measure to shield listeners against the mixtures. The Positiv was located up top, and the Great down low.
Positiv pipework removed. Note the different racking for the former 4' Prestant when it was moved up an octave to convert it to an 8' stop.
Pneumatic switches over the low octave of the former 4' Prestant actions. These contacts ran to an offset chest with an octave of poorly recycled Violin Diapason pipes. While inventive, over time the actions became sluggish and unreliable.