Published 1915. Published also as thesis (PH.D.) Johns Hopkins University, 1914.
Binding notes
With: The postal power of Congress / Lindsay Rogers, 1891- . Baltimore : The Johns Hopkins Press, 1916 -- The control of strikes in American trade unions / George Milton Janes, 1869- . Baltimore : The Johns Hopkins Press, 1916 -- State administration in Maryland / John Donaldson, 1892- . Baltimore : The Johns Hopkins Press, 1916.