Chicago : American library association publishing board, 1915

Silver Spring, Md. : Priv. print, 1931

Washington,D.C.;Chicago,Ill., Pub. for the Bureau of railway economics by the University of Chicago press. 1912

Chicago, Ill. : Pub. for the Bureau of railway economics by the University of Chicago press, 1912

Washington, D.C., Issued under the auspices of the Thomas Jefferson Memorial Association of the United States, 1904
Monticello ed.,

Washington, D.C. : Issued under the auspices of the Thomas Jefferson Memorial Association of the United States, 1905
Definitive ed.,