Before the Golden Age, Book 1

From Author Wars - https://authorwars.com/publications/before-the-golden-age-book-1-418468.html

Overview:

Title: Before the Golden Age, Book 1
Author: Isaac Asimov
Year: 1975
Publisher: Fawcett Crest
Price: C$1.50
Pages: 380
Binding: Paperback
Type: Anthology
Title Reference: Before the Golden Age
Notes:
• "First printing: April 1975" • Unlike the US edition there is no number line • Spine shows number as 449-02410-150; no ISBN shown. • Cover artist is not credited, no visible signature. • Cover printed in the US, book in Canada