Worldcon 75 Committee

From Author Wars - https://authorwars.com/books/worldcon-75-committee-2243254.html

Overview:

Title: Worldcon 75 Committee
Author: uncredited
Year: 2017
Type: Essays

Editions/Publications:

2017 . Worldcon 75 Souvenir Book (2017, uncredited, Worldcon 75, 176+16 pages, Trade Paperback, Non-fiction)