In this state’s city of Florence, Sojourner Truth worked in a utopian community called an “Association (-5[1])of Education and Industry” and later attended the first National Women’s Rights Convention nearby. Residents of this state protested their “slavery” in a series of “Factory Tracts” and published a collection of writings called their “Offering.” Irish immigrants constructed canals (10[1])and largely replaced the labor force at factories in a town in this state, (10[1])which partially named a system of vertically integrated production along with the city of Waltham. This state’s “mill girls” worked in a factory owned by Francis Lowell. For 10 points, four of the Seven Sisters colleges are located in what northeastern state where Radcliffe College later merged with Harvard? ■END■ (10[1])