Public domain. Cover image from Project Gutenberg ebook #67421. Grist auctore Murray Leinster Detrahe .m4b · 36 MB Quomodo audiendum → · Problema cum hac recitatione? Animadversionem mitte → Recitator Walter — American Narrator (en-US) Diuturnitas 34 min Lingua English Additum November 8, 2026 Liber electronicus originalis Project Gutenberg Licentia Public domain AdventureFiction