Dumont, from The Witmark amateur minstrel guide and burnt cork encyclopedia (1899)
Duprez & Benedict's Minstrels were an American minstrel group led by Charles H. Duprez and Lew Benedict, which enjoyed its greatest popularity in the late 1860s and 1870s.
Frank Dumont
…born in Utica, New York, on January 25, 1848. He started performing in minstrel shows as early as 1862, and worked with a number of groups, including Duprez & Benedict's Minstrels from about 1869 to 1881. He eventually founded "Dumont's Minstrels", around 1895/96, after purchasing the Eleventh Street Opera House in Philadelphia…
Duprez & Benedict playbill