The Science Fiction Hall of Fame, Volume IIA

From Author Wars - https://authorwars.com/publications/the-science-fiction-hall-of-fame-volume-iia-301528.html

Overview:

Title: The Science Fiction Hall of Fame, Volume IIA
Author: Ben Bova
Year: Unknown
ISBN-10: 0380000385
Publisher: Avon
Price: $2.25
Pages: 572
Binding: Paperback
Type: Anthology
Title Reference: The Time Machine
Notes: Stated 5th printing. Also appears in the Box Set "The Science Fiction Hall of Fame: Volume I, IIA, IIB". Avon #34850.
• Title, using "II" instead of "2" is thus on cover/spine/title page.
• Artist not credited; no visible signature.