Table of Contents: “...1 Birth and Consolidation; 1919–1922 -- 2 Earlier 20th Century Developments; World War I -- 3 The IRC and the “Neutral” States; Suspicion and Resentment -- 4 1922–1928: First General Assemblies; IAU Becomes Fully International -- 5 The Years 1928–1938...”

Full text 

Table of Contents: “...I. Historical Background -- A. The Rise of Science in Germany -- B. Entrance of Jews into German Science -- II. Atomic Physics in the Early Twentieth Century -- A. Developments in Physics in the Late Nineteenth Century -- B. The Period Before World War I...”

Full text