The last chapter (19) was silently added by Amazing editor Ted White as a condition of publication, as noted in biographies of PKD, who removed it when it was issued by DAW in 1972.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| January 1970 |
|
Amazing Science Fiction, January 1970 | Ultimate Publishing Co., Inc. | MAGAZINE | 30 |