Civil War Envelope: 'Unite Or Die'

Image depicts a snake labeled with the names of the Confederate states. Text reads 'The device of our fathers in their first struggle for liberty, 1776.; Slaves states, once more let me repeat, that the only way of prsevering our slave property, or what we prize more than life, our Liberty, is by a union with each other.--Jefferson Davis.' (Photo by G. W. Falen/The New York Historical/Getty Images)