Public domain. Cover image from Project Gutenberg ebook #63872. The Beast-Jewel of Mars by Leigh Brackett Download .m4b · 83 MB How to listen → · Problem with this narration? Let us know → Narrator Grace — American Narrator (en-US) Length 1 hr 22 min Language English Added November 13, 2026 Source ebook Project Gutenberg License Public domain FictionScience Fiction