La marque des quatre

Brown, Arthur William, 1881-1966 [Illustrator]; Bonner, Geraldine, 1870-1930

Keller, Arthur Ignatius, 1866-1924 [Illustrator]; Bonner, Geraldine, 1870-1930

Grefé, Will, 1875-1957 [Illustrator]; Oppenheim, E. Phillips (Edward Phillips), 1866-1946

Oppenheim, E. Phillips (Edward Phillips), 1866-1946

Pinkerton, Allan, 1819-1884

Wittmack, E. Franklin (Edgar Franklin), 1894-1956 [Illustrator]; McCulley, Johnston, 1883-1958

Ottolengui, Rodrigues, 1861-1937

Lowndes, Marie Belloc, 1868-1947

Whitaker, Herman, 1867-1919

Kinney, Troy, 1871-1938 [Illustrator]; Kinney, Margaret West, 1872-1952 [Illustrator]; Osborne, William Hamilton, 1873-1942

Fleming, May Agnes, 1840-1880