Threshold to Doomcrack

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Overview:

Title: Threshold to Doomcrack
Author: Robert C. Sudol
Year: 1972
Type: Short Fiction

Editions/Publications:

Unknown. HPL (Unknown, Robert C. Sudol, Meade & Penny Frierson, $3.00, 144 pages, quarto, FANZINE)
Unknown. HPL (Unknown, Robert C. Sudol, Meade & Penny Frierson, $4.00, 144 pages, quarto, FANZINE)