Mark Sickman with Mary Z. Cox
Grand Canyon Story
2008
The Epic Tale of John Wesley Powell's 1869 Exploration of the Green River, Colorado River, and Grand Canyon, narrated by author with music by Mary Z. Cox (Audiobook 2-CD Set).
CD: $24.95
Grand Canyon Courage
2008
Audio companion to your Grand Canyon experience--the amazing story of John Wesley Powell\'s 1869 Exploration of the Grand Canyon, narrated by the author with music by Mary Z. Cox (Audiobook 2-CD Set).
MP3: $16.95
CD: $18.95