The Pan Book of Horror Stories

From Author Wars - https://authorwars.com/publications/the-pan-book-of-horror-stories-321374.html

Overview:

Title: The Pan Book of Horror Stories
Author: Herbert van Thal
Year: 1959
Publisher: Pan Books
Price: 3/6
Pages: 317
Binding: Paperback
Type: Anthology
Title Reference: W. S.
Notes: 1st printing. Price from cover.
There is what seems to be an earlier printing of this title saying it is the 1st printing. It has no price shown as did earlier UK paperbacks.
So the date here is in question.