Chapter 1: Formation of State Academies of Science in the United States
Chapter 2: Formation of the Pennsylvania Academy of Science
Chapter 3: Pennsylvania Academy of Science in the 1920s
Chapter 4: Pennsylvania Academy of Science in the 1930s
Chapter 5: Pennsylvania Academy of Science in the 1940s
Chapter 6: Pennsylvania Academy of Science in the 1950s
Chapter 7: Pennsylvania Academy of Science in the 1960s
Chapter 8: Pennsylvania Academy of Science in the 1970s
Chapter 9: Pennsylvania Academy of Science in the 1980s
Chapter 10: Pennsylvania Academy of Science in the 1990s
Chapter 11: Pennsylvania Academy of Science in the 2000s
Chapter 12: Pennsylvania Academy of Science in the 2010s
Chapter 13: Pennsylvania Academy of Science in the 2020s
Chapter 14: History of the Proceedings and Journal of the Pennsylvania Academy of Science
Chapter 15: Influential Committees of the Pennsylvania Academy of Science
Chapter 16: Major Initiatives of the Pennsylvania Academy of Science
Chapter 17: Hall of the Pennsylvania Academy of Science Presidents
Appendix I: 1925 Constitution of the Pennsylvania Academy of Science