The Spell of the Yukon and Other Verses (original Canadian title - Songs of a Sourdough) is a book of poetry published in 1907 by Robert W. Service.The book is well known for its verse about the Klondike Gold Rush in the Yukon a decade earlier, particularly the long, humorous ballads, "The Shooting of Dan McGrew" and "The Cremation of Sam McGee." Source: WikipediaThe Spell of the Yukon and Other Verses has sold more than three million copies.