Samuel N. Harper and Ronald Thompson

D. Van Nostrand 1949 2nd ed The governments of modern Europe

Available at 25 libraries

edited by Paul V. Harper ; with the assistance of Ronald Thompson

University of Chicago Press 1945

Available at 6 libraries

Samuel N. Harper

D. Van Nostrand 1938 The governments of modern Europe

Available at 13 libraries

Samuel N. Harper

University of Chicago Press 1931

Available at 8 libraries

by Samuel Northrup Harper

University of Chicago Press c1929 Studies in the making of citizens

Available at 15 libraries

by Alexander Petrunkevitch, Samuel Northrup Harper, Frank Alfred Golder . by Robert Joseph Kerner

Harvard University Press 1918

Available at 5 libraries