Abbott, R.T., and M.E. Young (eds.). 1973. American Malacologists: A national register of professional and amateur malacologists and private shell collectors and biographies of early American mollusk workers born between 1618 and 1900. American Malacologists, Falls Church, Virginia. Consolidated/Drake Press, Philadelphia. 494 pp.
Obituary in The Auk, October 1914, Number 4.
Appleton's Cyclopedia of American Biography, edited by James Grant Wilson, John Fiske and Stanley L. Klos. Six volumes, New York: D. Appleton and Company, 1887-1889