At first I had some idea that the absence of color made the work more physical. Early on I was very involved with the notion of the painting as an object and tended to attack that idea from different directions.
Measurements of the specific ionization of both the positive and negative particles, by counting the number of droplets per unit length along the tracks, showed the great majority of both the positive and negative particles to possess unit electric charge.
I got a couple on per album but my problem was that I wanted to sing the songs and not let Roger sing them.