(1866). Celebration of the ninetieth anniversary of the organization of the Pennsylvania Society for Promoting the Abolition of Slavery for the Relief of Free Negroes Unlawfully Held in Bondage, and for Improving the Condition of the African Race: Held at Concert Hall, fourth mo. (April) 14th, 1865. Philadelphia: Merrihew & Son, printers.

Celebration of the Ninetieth Anniversary of the Organization of the Pennsylvania Society for Promoting the Abolition of Slavery for the Relief of Free Negroes Unlawfully Held in Bondage, and for Improving the Condition of the African Race: Held At Concert Hall, Fourth Mo. (April) 14th, 1865. Philadelphia: Merrihew & Son, printers, 1866.

Celebration of the Ninetieth Anniversary of the Organization of the Pennsylvania Society for Promoting the Abolition of Slavery for the Relief of Free Negroes Unlawfully Held in Bondage, and for Improving the Condition of the African Race: Held At Concert Hall, Fourth Mo. (April) 14th, 1865. Philadelphia: Merrihew & Son, printers, 1866.