I have yet to source a PDF of his paper "Tippling Toward Freedom: Alcohol and Emancipation," but I did find this recording of Luther Adams - Free Man of Color discussing the research on how tippling laws were used to incarcerate and disenfranchise free black people in the waning days of slavery.

2017 Civil War Governors of Kentucky Symposium | CivilWarGovernors.org
On June 8-9, 2017, KHS and guest convener Amy Murrell Taylorhosted ten acclaimed U.S. historians and Organization of American Historians PresidentEdward L. Ayers for a symposium celebrating the initial publication of the Civil War Governors of Kentucky Digital Documentary Edition.
civilwargovernors.org