Prigg v. Pennsylvania, in which Edward Prigg had kidnapped a black woman named Margaret Morgan from Pennsylvania and sold her into slavery in the south.
This story from the Ambler Gazette, just outside Philly, holds echoes of Margaret Morgan's story and the Prigg v. Pennsylvania case. Click the link below to read the full article on page 7.
Source: The Ambler Gazette, February 17, 1898, Page 7. Access Pennsylvania Digital Repository.