Chopin mentions the death of his wife, Jean in 1985 "when everything stopped." Also, he adds a visit to Miami in 1985 (gave a performance at the Sackners that is not cited in the book. -- Source of annotation: Marvin or Ruth Sackner.

The text consists of notes for the record of the same title; the record is also held by the Sackner Archive. -- Source of annotation: Marvin or Ruth Sackner.

This letter is a lengthy polemic in which Cobbing argues with Chopin's assertions on contesting the history of sound poetry. He dates and mentions his own performances of sound poetry from his first attempts in 1942. He argues with Chopin on the dating of the works of Heidsieck, Wolman, de Vree, Lockwood, Dufrene, Gysin and Jandl. -- Source of annotation: Marvin or Ruth Sackner.

The book contains several essays including works of Heidsieck from the collections of the Centre National Des Arts Plastiques, personal interviews and reminiscences, and The importance of the Text-Sound-Compositions Festival. The DVD contributes "an intimate portrait of Bernard Heidsieck, pioneer in the sound poetry movement since 1955 and founder in 1962 of action poetry." -- Source of annotation: Marvin or Ruth Sackner.

This calligraphic text is the maquette for the folded print in Portfolio Chopin. It is a linear extract of letters by Henri and Bernard to each other from 1962 - 1977. The two are identified by heavy printed letters, BH and HC. -- Source of annotation: Marvin or Ruth Sackner.

The theme of this work is "Where id Eldridge Cleaver?" -- Source of annotation: Marvin or Ruth Sackner.

This essay is another copy of the manuscript with slightly different handwritten correctionss and appeared in ISIS No.1507, 1966, a periodical held by the Sackner Archive. -- Source of annotation: Marvin or Ruth Sackner.

This publication commemorates the first reading of Heidsieck's well known poem in the actual city of Vaduz. At the invitation of the Sackners, Heidsieck performed this work at the Bass Museum of Art in Miami Beach in 1987 and listed this performance in his public readings. -- Source of annotation: Marvin or Ruth Sackner.