1970 – Pneumatic Drawing and Painting Machines – David Jacobs (American)

Pages 51 – 52 [images above]  February 1970. A "drawing" and later "painting" machine which made the graph-like drawings in which we see both the simple program and the simple resultant "drawing." Later developments added variable voltage and therewith a "how much" on or off possibility. These and other developments made a greater apparent distance …

1967 – Pneumatic Rubber Tube Sound Sculpture – David Jacobs (American)

DAVID JACOBS Born 1932 in Niagara Falls, New York. Studied in California, obtaining his M.A. at Los Angeles State College. Presently Acting Chairman, Fine Arts Department, Hofstra University, New York. Notebook These photographs [in attached pdf] and pages from my sketchbooks arc presented more or less in chronological order and deal with inflating sound sculptures and …