WORCESTER COUNTY (SOUTH) ANTI-SLAVERY SOCIETY — A regular quarterly meeting of the Worcester County, South Division, Anti-Slavery Society will be held in MILLVILLE and BLACKSTONE, on Sunday, June 12th. …..Among the speakers expected to be present are Thomas W. Higginson, Adin Ballou, Samuel May, Jr., and others. And all friends of freedom are invited to attend. EFFINGHAM L. CAPRON, President. William A. Wilson, Secretary.
(Liberator, June 10, 1859, pg 3)