By Fayad, Mohamed E., Johnson, Ralph E.
By Dostoyevsky, Fyodor, Matlaw, Ralph E., Chernyshevsky, Nikolay Gavrilovich
By Felleisen, Matthias, Friedman, Daniel P., Johnson, Ralph E.
By Symonds, Maurice K.;Portley, Coll;Phillips, Ralph E.
By Conference on the National Archives and Research in Historical Geography (1971 : Washington, D. C.), United States National Archives and Records Service, Ehrenberg, Ralph E.
By Comer, Douglas E., Droms, Ralph E.