Tags: 1912; Bourgeoisie; Charles Keyes; Duesseldorf, Germany; Education; German Americans in Germany; Germany; Holland; Imperial Germany
Tags: 1912; Bourgeoisie; Britain; Charles Keyes; Education; England; German Americans in Germany; Germany; Imperial Germany; Politics
Tags: 1912; Bourgeoisie; Charles Keyes; Education; England; German Americans in Germany; Germany; Imperial Germany
Tags: 1912; Bourgeoisie; Charles Keyes; Education; German Americans in Germany; Germany; Imperial Germany; London, Germany
Tags: 1912; Bourgeoisie; Charles Keyes; England; German Americans in Germany; Germany; Imperial Germany; Massachusetts; Ocean Travel
Tags: 1912; Berlin, Germany; Built Environment; Imperial Germany; Personal Correspondence
Tags: 1912; Germany; Imperial Germany; Neunkirchen, Germany; Saarland; Wiebelskirchen, Germany
Tags: 1912; Germany; Imperial Germany; International Travel; Neunkirchen, Germany; Saarland; Wiebelskirchen, Germany
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