My interest is in other areas, but I'm sure someone out there in 'Lincoln Discussion Symposium Land' might be interested in this.
https://www.amazon.com/Laura-Keene-Biogr...+biography
"Although the author, a former president of the University of Tulsa, imaginatively interpolates much of his subject's personal life, this biography offers a meticulously detailed view of mid-19th-century American theater. Illustrations."
A good used copy can be purchase for $0.01 to $0.25
(or more)