144 works carry all of these threads.
Unknown Designer · ca. 1900
Augustus Saint-Gaudens · 1892–1903; this cast, 1914 or after (by 1916)
George Hendrik Breitner (mentioned on object) · 1880 - 1923
Hans Kalmsteiner · 1907
Egon Schiele · 1911
Fernand Khnopff · 1900
19th century
Théophile de Bock · 1870 - 1904
20th century
Anonymous, British, 19th century · 19th century
19th–early 20th century
Eugène Carrière · ca. 1904
Gustav Kalhammer · 1911
Paul Gauguin · ca. 1899
Simon Maris · ca. 1906
Daniel Huntington