Professor Sonntag's Thrilling Narrative of the Grinnell Exploring Expedition to the Arctic Ocean 1853-1855, in Search of Sir John Franklin is a first-hand account of the exploration of the Arctic region by the Grinnell expedition. The book is written by August Sonntag, a member of the expedition and a professor of mathematics and astronomy. The Grinnell expedition was launched in 1853 with the aim of finding Sir John Franklin, a British explorer who...