How to Write Science Fiction

From Author Wars - https://authorwars.com/books/how-to-write-science-fiction-193755.html

Overview:

Title: How to Write Science Fiction
Author: Derwin Lesser
Year: 1940
Type: Essays

Editions/Publications:

Unknown. Future Fiction, November 1940 (Unknown, Derwin Lesser, Double Action Magazines, $0.15, 116 pages, pulp, MAGAZINE)
Unknown. Future Fiction, November 1940 (Unknown, Derwin Lesser, Pulp Tales Press, $12.95, 116 pages, Trade Paperback, Anthology)