Railroad: Did you mean...?

Lear Green (c. 1839-1860), a former slave who had herself shipped in a crate from Baltimore, Maryland, to Philadelphia, Pennsylvania, to escape slavery, illustration from The Underground Railroad by William Still...

Jane Johnson emancipates herself and her children by walking away from her former 'master', John Hill Wheeler, into the free city of Philadelphia, Pennsylvania, in July 1855. Illustration from The Underground Railroad...

A hand-colored lithograph of the Niagara Suspension Bridge, showing the Niagara Falls in the background, by Charles Parsons (1821-1910). Freedom Seekers on...

Runaway Slave Poster, 1837, republished in "The Underground Railroad from Slavery to Freedom" by Wilbur Henry Siebert, Albert Bushnell Hart Edition: Published by Macmillan, 1898, pg. 26.

Engraving of Jane Johnson, from The Underground Railroad, by William Still, 1872.

Anna Maria Weems disguised as "Joe Wright" escaping slavery in Maryland in 1855. Illustration from page 183 of an 1872 edition of The Underground Railroad by William Still.

Passmore Williamson, abolitionist and member of the Underground Railroad, c. 1856-1860, photograph by Guterkunst & Brothers, 1856-1860. Boston Public Library.

A photograph of Harriet Tubman, former slave and the most famous conductor on the Underground Railroad, by Harvey B. Lindsley (1842-1921), c. 1871. Library of Congress, Washington, D.C.

Former slave, abolitionist, and famous conductor on the Underground Railroad, Harriet Tubman, cropped from the original photograph by Horatio Seymour Squyer, 1885. National Portrait Gallery, Smithsonian Institution

Photograph of John Brown (1800-1859), abolitionist and member of the Underground Railroad, famous for his raid on the arsenal at Harper's Ferry in 1859, by Levin C. Handy, c. 1900. Library of Congress Prints and Photographs...