Cambridge, Mass., Harvard University Press, 1972
4th ed., rev. and enl.

Cambridge, Mass. : Belknap Press of Harvard University Press, 1974

New York : B.W. Huebsch, 1920

Ithaca, N.Y. : Cornell University Press, 1965

New York : Harcourt, Brace, 1952
3d ed.

New York : Teachers College Press, Teachers College, Columbia University, 1966

Cambridge : Harvard University Press, 1953

New York : American Book Co., 1939

Cambridge, Mass., Harvard University Press, 1946

[Boston] : D. C. Heath, 1949

Ann Arbor : [The Ann Arbor press], 1934

New York, H. Holt and company 1959

New York : Russell & Russell, 1965

Boston : Heath, 1954
2d ed.

[London] A. Deutsch 1963

New York : C. Scribner's sons, 1930

Ithaca, N.Y. : Cornell University Press, 1965

Worcester [Mass.] : American Antiquarian Society, 1976