This is a photograph of a wall drawing with optical effects relating the size and density of the letterforms used in the composition. -- Source of annotation: Marvin or Ruth Sackner.

The artist has typed "letters to be spoken, whispered, or mumbled, numbers to be sung, played or varied in any way from rendition of the letters." -- Source of annotation: Marvin or Ruth Sackner.

The artist has typed "instructions are same as on photo of canvas for two performers." -- Source of annotation: Marvin or Ruth Sackner.

Carl Fernbach-Flarsheim's name is written on the lower left verso by John Furnival who also writes "unpublished work done for Openings Press Plakat series." -- Source of annotation: Marvin or Ruth Sackner.

The box is an empty Bartons Chocolate box with several layers of packing material. The work demands an answer to the question of the significance between Boolean theory and chocolate. -- Source of annotation: Marvin or Ruth Sackner.