During his life, Scott Joplin said that people would not appreciate his music until 50 years after his death. And he wasn’t wrong, though now he’s often called the king of ragtime writers.
Research:
Vadukul, Alex. “The Forgotten Entertainer Rag.” New York Times. 5/24/2018. https://www.nytimes.com/2018/05/24/nyregion/remembering-scott-joplin.html

Hercules Posey & the President’s House
45:15

SYMHC Classics: Pueblo Revolt
24:21

Behind the Scenes Minis: Coffee, 'Pirats' and Sea Robbers
30:36