-
By: Erf, Oscar, - Cunningham, O. C.,Edition: 2d ed.Publication info: Columbus, O, The authors, 1913Volume:Series:Holding Institution: Library of CongressSubjects:BHL Collections:
-
By: Erf, Oscar, - Cunningham, O. C.,Edition:Publication info: Columbus, O, The authors, 1911Volume:Series:Holding Institution: Library of CongressSubjects:BHL Collections:
-
By: Erf, Oscar,Edition:Publication info: Manhattan, Kan, Printing department, K.S.A.C, 1906Volume:Series:Holding Institution: Library of CongressSubjects:BHL Collections: