Luolaihmiset: Kertomus ihmissuvun alkuajoilta

Goble, Neil

Terry, W. E., 1921-1992 [Illustrator]; Phillips, Rog, 1909-1965

Sutphen, Van Tassel, 1861-1945

Knight, David C., 1925-1984

MacKaye, Harold Steele, 1866-1928

MacApp, C. C., 1917-1971

Morey, Leo, 1889-1965 [Illustrator]; Hamilton, Edmond, 1904-1977

Porges, Arthur, 1915-2006

Llewellyn [Illustrator]; Vance, Gerald

Frederick, Edmund, 1870-1949 [Illustrator]; Chambers, Robert W. (Robert William), 1865-1933

Morey, Leo, 1889-1965 [Illustrator]; Campbell, John W., Jr. (John Wood), 1910-1971