Masterpieces of Horror

From Author Wars - https://authorwars.com/publications/masterpieces-of-horror-344994.html

Overview:

Title: Masterpieces of Horror
Author: Rosamund Morris
Year: 1966
Publisher: Hart Publishing
Price: $1.50
Pages: 255
Binding: Paperback
Type: Anthology
Title Reference: Granny's Birthday
Notes: No printing or edition stated.
No ISBN or number given.
The Story "The Adventure of the Engineer's Thumb" appears hear as "The Engineer's Thumb". The story "The Adventure of the Speckled Band" appears here as "The Speckled Band".