Other Resources
![Peep at Slavery](https://exhibitions.library.columbia.edu/files/thumbnails/4055efb0da88795017c1cf91648a936a.jpg)
"A Peep at Slavery." This assemblage of notices demanding the capture of runaway slaves was collected and published by the American Anti-Slavery Society in 1839.
Other Links and Resources
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The Sydney Howard Gay Papers, 1748-1931. Rare Book & Manuscript Library, Columbia University.
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Eric Foner, Gateway to Freedom: The Hidden History of the Underground Railroad (Norton, 2015)
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Sydney Howard Gay, Wikipedia Entry.
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National Anti-Slavery Standard at the Internet Archive.
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Uncovering William Still's Underground Railroad
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Don Papson and Tom Calarco, Secret Lives of the Underground Railroad in New York City: Sydney Howard Gay, Louis Napoleon and the Record of Fugitives (McFarland, 2015)