Reception of J. R. R. Tolkien legendarium which includes "The Hobbit", "The Lord of the Rings", and "The Silmarillion". Tolkien's "The Hobbit", a children's book, was first published in 1937, and it proved popular. However, "The Lord of the Rings", first published in 1954 through 1955, would give rise to the fandom as a cultural phenomenon. Bootleg paperbacks published by Ace Books eventually found their way into colleges in the US in the 1960s. In response, a revised, authorized edition was published by Ballantine Books. The "hippie" following latched onto the book, giving its own spin to the work's interpretation, such as the Dark Lord Sauron
J. R. R. Tolkien in a letter to his son Christopher: Tolkien was horrified by the 1945 atomic bombings of Hiroshima and Nagasaki, referring to the scientists of the Manhattan Project as "these lunatic physicists" and "Babel-builders". During most of his own life conservationism was not yet on the political agenda, and Tolkien himself did not directly express conservationist views—except in some private letters, in which he tells about his fondness for forests and sadness at tree-felling. In later years, a number of authors of biographies or literary analyses of Tolkien conclude that during his writing of "The Lord of the Rings", Tolkien gained