Acomplishments At P.A.S., he helped over 649 slaves recieve their freedom.His actions have dubbed him "Father of the Underground Railroad"
Still Published many influential books
The Underground Railroad,his most famous book,details his involvement in helping slaves obtain their freedom
Another famous book of his,A Brief Narrative of the Struggle for the Rights of the Colored People of Philadelphia in the City Railway Cars , addressed his opponents in his crusade for equality on the Philadelphia streetcars.
In addition to aiding over 60 slaves a month,he also served in the Freedmen's Aid Commission, served as secretary for the Philadelphia Vigilance Committee,acted as a member of the Philadelphia Board of Trade