1892-1893, 1894-1896: Cincinnati Art Academy, Cincinnati, Ohio; student of Frank Duveneck and Lewis H. Meakin
1898: Paris, France
1900-1906: several trips to Europe
1902: Europe (probably Chioggia, Brittany, Germany)
1905: Italy, Switzerland
after 1906: throughout France, Spain, Germany
Array
November 15-December 18, 1898: Eleventh Annual Exhibition of Oil Paintings and Sculpture by American Artists, The Art Institute of Chicago, Chicago, Illinois; Portrait of Mrs. St. J.; Dorothy
February 28-March 19, 1899: Exhibition of Works by Chicago Artists, The Art Institute of Chicago, Chicago, Illinois; Portrait of Miss Squire; Marie; Head, crayon; Head, pastel
February 28-March 19, 1899: Third Annual Exhibition of the Society of Western Artists, Art Institute of Chicago, Chicago, Illinois; Waiting, oil; Portrait of Mrs. M., oil
May 2-June 11, 1899: Eleventh Annual Exhibition of Water-Colors, Pastels and Miniatures by American Artists, The Art Institute of Chicago, Chicago, Illinois; Art Student, watercolor; On the Bridge, watercolor; Bachelor Girl, pastel
February 22-March 11, 1900: 4th Annual Exhibition of Society of Western Artists, Art Institute of Chicago, Chicago, Illinois; Last Day of School, oil; Portrait of Miss Squire, oil
1902: American Water Color Society: A Caller, watercolor
1903: Cincinnati Art Museum, Cincinnati, Ohio; illustrations for childrens’ books
1904: Cincinnati Art Museum, Cincinnati, Ohio; paintings, drawings, prints
1905: The Art Institute of Chicago, Chicago, Illinois; Head, watercolor; Callers, watercolor; Women in a Carriage, watercolor; Theresa, chalk; Tiger, print; Macaws, print; Misty Morning, print; A Winter Day, woodblock; Crowned Cranes, print; In the Park, woodblock print; Winter Evening, print
1906, The Art Institute of Chicago, Chicago, Illinois; In the Park, woodblock print; A Winter Day, woodblock; Flower Stand, woodblock; Street Scene, woodblock; Fishing Boats, Canarsie, woodblock; Woman with a Dog, woodblock; Restaurant, Canarsie, woodblock; The Noon Hour, woodblock
1907-1913, 1922: Salon d'Automne, Paris, France
1908: The Art Institute of Chicago, Chicago, Illinois; Cart Horses, woodblock; At the Quay, Concarneau, woodblock; Horse and Cart, woodblock; Breton Cart Horse, woodblock; Sardine Nets, woodblock; Breton Fishing Boats, woodblock; Fishing Boat, Concarneau, woodblock; Horse, Vitre, woodblock
1909: The Art Institute of Chicago, Chicago, Illinois; The Woman with the Red Feather
January 23-March 20, 1910: 105th Annual Exhibition of the Pennsylvania Academy of the Fine Arts, Philadelphia, Pennsylvania: Woman with a Monkey; Woman with a Jaguar
1910: The Art Institute of Chicago, Chicago, Illinois; A Young Girl
February 5-March 26, 1911: 106th Annual Exhibition of the Pennsylvania Academy of the Fine Arts, Philadelphia, Pennsylvania: Woman in Blue
1911: The Art Institute of Chicago, Chicago, Illinois; Portrait of a Child
1912: The Art Institute of Chicago, Chicago, Illinois; The Child with the Shawl
1913: The Art Institute of Chicago, Chicago, Illinois; Portrait: A Child
1915: The Art Institute of Chicago, Chicago, Illinois; Springtime, watercolor; The Dansant, watercolor; Early Morning, watercolor; Printing a Wood-block, watercolor
1915-1919: Art Association, Provincetown, Rhode Island
September 10-October 22, 1978: Ethel Mars: Early 1900s Expatriate, Illinois State Museum, Springfield, Illinois; 15 works
1983: Provincetown Painters: A Woodcut Tradition, National Museum of American Art, Washington, D.C.
October 12-November 22, 2000: Tres Complémentaires: The Art and Lives of Ethel Mars and Maud Hunt Squire, Mary Ryan Gallery, New York, New York: 58 works
Corcoran Gallery, Washington, DC
National Academy of Design, New York, New York
Paris Salon, Paris, France
Pennsylvania Academy of Fine Arts, Philadelphia, Pennsylvania
Salon d’Automne, Paris, France
Collection of the French Government
Illinois State Museum, Springfield, Illinois
National Museum of American Art, Washington, D.C.
Sangamon Valley Collection, Illinois
Smithsonian Institution, Washington, D.C.
Springfield Art Association, Springfield, Illinois
Flint, Janet. Provincetown Printers: A Woodcut Tradition, National Museum of American Art, 1983.
Marks, Matthew. "Provincetown Prints," The Print Collectors Newsletter. September/October 1984.
Pickel, Susan E. “Ethel Mars: Illinois Impressionist,” The Living Museum, vol. 40, no. 4 July-August 1978.
Ryan, Catherine. Tres Complémentaires; The Art and Lives of Ethel Mars and Maud Hunt Squire, 2000.
Salon d'Automne, Paris, France
Societe des Beaux-Arts, Paris, France
Society of Western Artists
1899: Associate Member, Society of Watercolor Artists, Cincinnati
1907: first premium, portrait in oil; first premium, head in oil; first premium, figure in oil; first premium, landscape in oil; first premium, portrait in watercolor; first premium, head in watercolor; first premium, figure painting in watercolor; premium, best watercolor painting on exhibition; first premium, head or figure in pastel; first and second premiums, illustrated poem or short story; first premium, sculpture; Illinois State Fair, Springfield, Illinois
circa 1897: commercial book illustrator for R.H. Russell, New York, New York
1910s: taught woodcutting at Provincetown, Massachusetts
"hobnobbed" with Marc Chagall, Pablo Picasso, D.H. Lawrence, Gertrude Stein
Gertrude Stein’s poem Miss Furr and Miss Skeene is based on Mars and her companion, Maud Hunt Squire; originally published 1922, then in Vanity Fair in 1923
following end of WWI, active in an artists’ colony in Vence, France that included Marsden Hartley, Oliver Chaffee, Ada Gilmore, Yasuo Kuniyoshi, Reginald Marsh, and Chaim Soutine