Portals of Tomorrow

From Author Wars - https://authorwars.com/publications/portals-of-tomorrow-364198.html

Overview:

Title: Portals of Tomorrow
Author: August Derleth
Year: 1956
Publisher: Cassell & Company
Price: 12/6
Pages: x+214
Binding: Hardcover
Type: Anthology
Title Reference: Portals of Tomorrow
Notes:
- First published in Great Britain 1956
- Cover artist is not credited. Signature (Mudge-Marriott) is on the cover.
- The essays about recent published fiction do not appear in this edition.