Happy Juneteenth...
I have previously, in this space, mentioned On Juneteenth, an outstanding book of essays from 2021, by the distinguished historian, and Harvard professor, Annette Gordon-Reed.
Here is the book's amazon link:
https://www.amazon.com/Juneteenth-Annette-Gordon-Reed/dp/1631498835/ref
Professor Gordon-Reed's 2008 work, The Hemingses of Monticello: An American Family, was awarded the Pulitzer Prize in History, and the National Book Award for Nonfiction.