Public domain. Cover image from Project Gutenberg ebook #64073. Dateline: Mars auctore Richard Wilson Detrahe .m4b · 39 MB Quomodo audiendum → · Problema cum hac recitatione? Animadversionem mitte → Recitator Arthur — English RP Narrator (en-GB) Diuturnitas 39 min Lingua English Additum November 13, 2026 Liber electronicus originalis Project Gutenberg Licentia Public domain FictionScience Fiction