Ben-Zvi, Linda, Susan Glaspell: A Life, Oxford University Press, 2005.

Ben-Zvi presents a scholarly analysis of the life and work of Glaspell in this biography. She also gives a critical analysis of each of Glaspell's major works.

Dickinson, Emily, The Complete Poems of Emily Dickinson, edited by Thomas H. Johnson, Little, Brown, 1960.

This collection of Dickinson's poetry contains all 1,775 poems in chronological order, a layout that is unusual for Dickinson collections but presents a refreshing view of her development as a writer.

Emerson, Ralph Waldo, Poems, J. Munroe, 1847.

Emerson's poetry was beloved by Dickinson even though he was more popular as an essayist and philosopher. His poetry is in the public domain and easy to find in various editions, including online.

Sewall, Richard Benson, The Life of Emily Dickinson, 2 vols., Farrar, Straus, Giroux, 1974.

Sewall's extensive biography of Dickinson brings new information to light about the life...