The Movement in 1854
[1] Johnson, Oliver. The abolitionists vindicated in a review of Eli Thayer's paper on the New England Emigrant Aid Company. Worcester, Massachusetts, Published by Franklin P. Rice, 1887, p. 9.
[2] Thayer, Eli. New England Emigrant Aid Company and its Influence, Through the Kansas Contest, Upon National History. Worcester, Massachusetts, Published by Franklin P. Rice, 1887, p. 5.