[en] The Big Why Bloomsbury USA
[en] [Gutenberg 63506] • Boy Scout Explorers at Emerald Valley Cupples & Leon.
[en] [Gutenberg 1692] • 1492 Createspace Independent Publishing Platform
[en] [Gutenberg 21387] • In the Eastern Seas Wentworth Press
[en] [Gutenberg 48685] • Spinster of This Parish Dodd, Mead and Company
[en] [Gutenberg 45192] • Among the Esquimaux; or, Adventures under the Arctic Circle Createspace Independent Publishing Platform
[en] [Gutenberg 23492] • Fast in the Ice: Adventures in the Polar Regions Tutis Digital Pub