These three colored photographs of collages are inscribed on the verso by Ferrari along with a numbering desigation, presumably for exhibition placement purposes. The themes are anti-nuclear bomb and anti-war. -- Source of annotation: Marvin or Ruth Sackner.

This is a review of an exhibition of Ferrari's drawings at the Drawing Center in New York. -- Source of annotation: Marvin or Ruth Sackner.

The Sackner Archive held the original drawing (donated to PAMM) for the photocopied print depicted from the drawing "P4R" in this catalogue on page 75. In an interview of Ferrari, it is mentioned that he has recently began to produce limited editioned high quality photocopies and heliograph copies of his original drawings. -- Source of annotation: Marvin or Ruth Sackner.

The catalogue for this exhibition is held by the Sackner Archive. -- Source of annotation: Marvin or Ruth Sackner.