A Boston advertisement for a cargo of about 250 ‘fine healthy negroes recently arrived from Africa. It is particularly stressed that the slaves are free of smallpox, having been quarantined on their ship. (Photo by MPI/Getty Images)
A Boston advertisement for a cargo of about 250 ‘fine healthy negroes recently arrived from Africa. It is particularly stressed that the slaves are free of smallpox, having been quarantined on their ship. (Photo by MPI/Getty Images)