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- Liberator Appeal 1836
- Circular letter from the committee of The Liberator, Samuel E. Sewall, Joseph Southwick, and John Cutts Smith soliciting donations to support the operation of The Liberator., New-York Historical Society
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- Anti-Slavery Circular by E. G. Loring, Feb. 1835
- Circular letter from the New England Anti-Slavery Society announcing the appointment of Rev. Samuel J. May to General Agent and soliciting funds to pay for his yearly salary., New-York Historical Society