"Uncle Max" was the older brother of Otto Koehn. He was born 12 Dec 1885 in Prussia, and married Margarete Marie Kuhn on 21 Mar 1914. He died in 1978 in Freiburg, Germany.
1954: Letter from Uncle Max to Mildred
Three Daughters
Max and Margarete Koehn had three daughters, Ursula, Inge and Eva Marie, shown below in these 1978 photographs taken in Freiburg, Germany.
Ursula Koehn, b. 1922 Germany, m. Gerhard Schellenberg
Inge Koehn, b. 1924 Germany,
m. Ludwig Herdt
Eva Marie Koehn, b. 1932 Germany, m. Walter Schaack, daughters Renate and Karin
Uncle Max at 80
Transcription
1) Max Köhn - 80 years old - 1966
2) Ida von Kreiskowski, our household manager, who already had worked 45 years with us, and also who had already become acquainted with and served your father Otto Köhn during his 1925 visit in Germany.