with Jules Vankeirsbilck and Ernest Slingeneyer at Académie Royale des Beaux-Arts (Brussels); with Jean-François Portaels
1878 – debuts at Triennial Salon in Brussels; joins L’Essor, a group of Realist painters
1882 – Chalk Sellers wins medal at Triennial Salon
1883 – moves to the village of Nafraiture in the Ardennes
1889 – moves to Schaarbeek
1893 – exhibits with Les XX in Brussels
1896 – joins the Art Idealiste group
Italy (1878); England and Germany (1889)
The Ages of the Worker (triptych), 1895-97 (Musée d’Orsay, Paris)
Pingeot, Anne. Paris-Bruxelles, Bruxelles-Paris: réalism, impressionnisme, symbolisme, art nouveau : les relations artistiques entre la France et la Belgique 1848-1914. Exhibition catalogue. Paris: Réunion des musées nationaux, 1997 (in French)
Stevens, Mary Anne. Impressionism to Symbolism: the Belgian Avant-Garde 1880-1900. Exhibition catalogue. London: Royal Academy of Arts, 1994
Weisberg, Gabriel P. Beyond Impressionism: The Naturalist Impulse. New York: Abrams, 1992