1. Don’t Be Like Ike

   • Robert P. Crease
   • Joseph D. Martin
   • Richard Staley

   Editorial 12 June 2020 Pages: 53 - 54

2. The Concept of Fact in German Physics around 1900: A Comparison between Mach and Einstein

   • Elske de Waal
   • Sjang L. ten Hagen

   OriginalPaper Open access 22 May 2020 Pages: 55 - 80

   

3. The Battle of the Astronomers: Johann Adam Schall von Bell and Ferdinand Verbiest at the Court of the Celestial Emperors (1660–1670)

   • Stefano Salvia

   OriginalPaper 02 June 2020 Pages: 81 - 109

   

4. When Missionary Astronomy Encountered Chinese Astrology: Johann Adam Schall von Bell and Chinese Calendar Reform in the Seventeenth Century

   • Liyuan Liu

   OriginalPaper 22 May 2020 Pages: 110 - 126