Oh, That Good Ol' Day Justice

Remarkable: A century after the mass lynching and hanging of 42 Texans, Gainesville will finally dedicate a memorial http://t.co/8Tda7pUvNT
— Bud Kennedy (@BudKennedy) August 7, 2014

I really don't know much about this, but here's a site which has collected information and Internet posts about the hangings over the years.