Public domain. Cover image from Project Gutenberg ebook #65140. Not in the Rules auctore Mack Reynolds Detrahe .m4b · 28 MB Quomodo audiendum → · Problema cum hac recitatione? Animadversionem mitte → Recitator Walter — American Narrator (en-US) Diuturnitas 27 min Lingua English Additum November 13, 2026 Liber electronicus originalis Project Gutenberg Licentia Public domain AdventureScience Fiction