The Tomb

From Author Wars - https://authorwars.com/publications/the-tomb-327181.html

Overview:

Notes:

August 3, 2010 Data from record for Amazon.com for 0918372119 which is the trade edition.

The Contra Costa County public library catalog records this publication as:

Title:		The tomb / by F. Paul Wilson.
Author:		Wilson, F. Paul (Francis Paul).
Edition:		1st ed.
Publisher:		Binghamton, NB.Y. : Whispers Press, 1984.
Paging:		365 p. ; 24 cm.
Subject(s):		Repairman Jack (Fictitious character) Fiction. Horror tales, American.
ISBN:		0918372119 (trade ed.) : 0918372127 (signed ed.)

Note that while ISBN 0918372127 / 0-918372-12-7 is not in Amazon one AbeBooks seller offers it with the description "250 numbered copies signed by the author and publisher Stuart Schiff, and slipcased." It's not clear if ISBN 0918372127 is stated as the Amazon record for 0918372119 has an image with the slipcase that's captioned "All 250 copies came with a hard black slipcase." The same seller that uploaded this image also uploaded a scan of a page that reads:
This special edition of The Tomb is limited to
250 numbered copies, all signed by the author
and designer publisher. 26 copies, lettered A-Z,
are reserved for the press.

This is copy (hand written "46")
Price and cover artist information on this book from The Whole Science Fiction Data Base No. 5