Public domain. Cover image from Project Gutenberg ebook #63304. Double-Cross auctore Frederik Pohl Detrahe .m4b · 21 MB Quomodo audiendum → · Problema cum hac recitatione? Animadversionem mitte → Recitator Walter — American Narrator (en-US) Diuturnitas 20 min Lingua English Additum November 14, 2026 Liber electronicus originalis Project Gutenberg Licentia Public domain Science Fiction