Portable Darkness an Aleister Crowley Reader
| Editor | Scott Michaelsen |
| Foreword by | Robert Anton Wilson |
| Format | Hardback |
| Language | English |
| Location | Harmony Books, Crown Publishers NY NY USA |
| First Printing | 1989 |
| Pages / Font | 339 pages |
| ISBN | 0 517 57128 5 |
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