- EbookThe Maine WoodsHenry David Thoreau
- EbookAlaska Days with John MuirSamuel Hall Young
- EbookThe Cruise of the CorwinJohn Muir
- EbookA Yankee in CanadaHenry David Thoreau
- EbookDesert Rims to Mountains HighRichard F. Fleck
- EbookDesert Rims to Mountains HighRichard F. Fleck
- EbookHenry Thoreau and John Muir Among the Native AmericansRichard F. Fleck