""One of the unsung American masters of comics."" - Stephen R. BissetteA rebellious caveman, cast out by his mountain-dwelling tribe, finds adventure in the lowlands among giant tigers, dinosaurs, and visitors from another planet. Rendered in stark black-and-white by Sam Glanzman, the acclaimed creator of the U.S.S. Stevens stories, this gripping graphic novel collection combines prehistory, super-science, and time travel. Exclusive Bonus Material:? In addition to ATTU Books 1 and 2, this edition includes the never-before-published Book 3, JAN-UK? Foreword by Jeff Lemire? Introduction by Timothy Truman? Afterword by Stephen R. Bissette? ""Extras"" section with ""pin-up"" tributes and original artwork by Sam Glanzman