“ He also contributed to funds for the colonization of free negroes in Liberia. In 1854 he became treasurer of the Massachusetts Emigrant Aid Company (reorganized in 1855 as the New England Emigrant Aid Company) , which sent 1300 settlers to Kansas, where the city of Lawrence was named in his honour. He contributed personally for the famous Sharp rifles, which, packed as “books” and “primers,” were shipped to Kansas and afterwards came into the hands of John Brown, who had been a protégé of Lawrence. ”