Postcard from Swiss Ralls to Rehders during First World War with martial image on front.

Postcard from Max Rehder while in America, sent from New York with image of German Rathskeller in Washington D.C. on front.

Postcard from Theodor Rehder with image of Berlin, Iowa's German Savings Bank on front.

Postcard from Henry Voss to Theodor Rehder in German with image of Waterloo, Iowa on front.