Although the colophon calls for100 numbered copies with the first 10 signed, this is copy 13 and is also signed. Robert Rose selected the poems and Cinicolo-3 designed this work. -- Source of annotation: Marvin or Ruth Sackner.

Each page depicts a typing made solely using the parentheses keys. -- Source of annotation: Marvin or Ruth Sackner.

Each page depicts a typing made solely using the parentheses keys. This book was printed at the Watford School of Art. -- Source of annotation: Marvin or Ruth Sackner.

The text is printed on blueprint paper that will gradually fade with exposure to light. -- Source of annotation: Marvin or Ruth Sackner.

The poems in this book, one to a page, were composed on a smith-corona sn 118432 typewriter. -- Source of annotation: Marvin or Ruth Sackner.

The books in this edition have different covers. -- Source of annotation: Marvin or Ruth Sackner.