This book was first published in 40 copies in 2008. -- Source of annotation: Marvin or Ruth Sackner.

The poem, on folded white paper shaped like an arrow, contains the message printed in red, "Beat the Reds with the White Wedge: Correspond!" This slogan has been modified from El Lissitzky's revolutionary poster, "Beat the Whites with the Red Wedge." It refers to an appeal to write in his support regarding his contemporaneous tax dispute. It does not appear to be referenced in the Finlay bibliographies. -- Source of annotation: Marvin or Ruth Sackner.

This typing in done in blue ink composed of nine constuctivistic images, formed by dashes and underlines, is arranged in a 3 x 3 grid. -- Source of annotation: Marvin or Ruth Sackner.

This booklet describes a series of 10 interactive children's books. In 2003, Maffei XX Century catalogue priced the set of books at $1375. -- Source of annotation: Marvin or Ruth Sackner.

Mary Martin (1907-1969) was one of the most distinguished and influential of a small group of English constructive artists of the 1950s and '60s. Her geometric paintings, sculptures, reliefs and drawings explore colour, line and form as basic formal elements. This multiple was purchased from her husband, Kenneth Martin. According to Stephen Bury in Artist's Multiples 2001, this was an unlimited edition. However, it is doubtful that more than 100 to 200 copies were actually made. -- Source of annotation: Marvin or Ruth Sackner.

Andre superimposed a drawing for a floor sculpture on a graph paper, printed grid. Zaj was a Spanish fluxus-like group of artists/poets. This print is depicted in Encuentro De Pamplona 1972, a catalogue held by the Sackner Archive. -- Source of annotation: Marvin or Ruth Sackner.