Career
He also tied for 4th–6th at Cologne 1924, and tied for 4th–5th at Duisburg 1929 (Dictionary of Scientific Biography Congress, Hauptturnier A). Platz emigrated to the United States because of Nazi policy in Germany in the 1930s. He tied for the New England Championship four times.
He was a USCF Master Emeritus and a medical doctor.
In 1978, he wrote Chess memoirs: The chess career of a physician and Lasker pupil.