Starting next week, the price of a "Forever" stamp will increase by a nickel to ... some of the conductors of the Underground Railroad. Still, the postage increases are hurting mail volume as ...

Other abolitionists honored by the Forever stamps are Catharine Coffin, Frederick Douglass, Laura Haviland, Lewis Hayden, Harriet Jacobs, William Lambert, the Rev. Jermain Loguen, William Still ...