There would be a meeting in Belknap Street Church [another name for the African Meeting House] on Thursday evening March 23 at the usual house, at which Joshua Coffin* will give a narrative of his recent tour of the south with numerous anecdotes of self-emancipated slaves! A collection will be taken to aid the cause. The general public is invited.
Emancipator & Free American, March 23, 1843.
*A native of Newbury, Massachusetts, John Coffin was one of the 12 founding members of the New England Anti-Slavery Society.