Beschreibung:

HANS ALBERT EINSTEIN COPY: EINSTEIN BEGINS HIS SEARCH FOR A UNIFIED FIELD THEORY.EINSTEIN, ALBERT. 1879-1955. "Spielen Gravitationsfelder im Aufbau der materiellen Elementarteilchen eine wesentliche Rolle?" Offprint from: Sitzungsberichte der Koeniglich Preussischen Akademie der Wissenschaften XX, 1919. Berlin, 1919. Publisher's printed orange wrappers, with "Überreicht vom Verfasser" printed upper right, numbered "55" in red ink upper left, with date of issue upper right in pencil.
Provenance: Hans Albert Einstein (his ownership stamp, annotations to cover).
AUTHOR'S PRESENTATION OFFPRINT FOR HIS SON, HANS ALBERT EINSTEIN. Do gravity fields play an essential role the structure of the elementary particles of matter? An important paper, Einstein shifts his focus from tweaking General Relativity to exploring a unified field theory of the electromagnetic and gravitational fields toward an understanding of the cosmological problem and the constitution of matter. Weil 106.