| Local note | Lacks cover, laid in dust jacket. Stuart Wright Book Collection #94.28. See also related manuscript material in the Stuart Wright Collection, #1169, in Joyner Library Special Collections. |
| General note | Novel. |
| General note | Jacket art by Paul Bacon. |
| Acquisitions source |
Joyner Wright Coll. copy Purchased from Stuart Wright, 2011 |
| Issued in other form | Online version: Hjortsberg, William, 1941- Gray matters. New York, Simon and Schuster [1971] |
| Genre/form | Science fiction. |
| Genre/form | Science fiction. |
| LCCN | 73156153 |
| ISBN | 0671209760 |
| ISBN | 9780671209766 |
