Paul Oppenheim by Chris Jones

Birth of Paul Oppenheim

Jun 17, 1885

Frankfurt, Germany- Paul Oppenheim was born

Fleeing Germany

1933

Paul Oppenheim fled Germany to later settle in Brussels and then to the USA. Oppenheim held a doctorate degree from the University of Giessen, but focused his time more so on philosophy, methodology and science. In fact, Oppenheim has released two books and numerous articles in three different languages (French, English and German).
(1977. New York Times Archives) https://www.nytimes.com/1977/06/24/archives/paul-oppenheim-92-of-princeton-a-noted-philosopher-of-science.html

Publication of Studies in the logic of explanation

1948

Thomas S. March 2014. Cambridge University press. https://www.cambridge.org/core/journals/journal-of-symbolic-logic/article/abs/carl-g-hempel-and-paul-oppenheim-studies-in-the-logic-of-explanation-philosophy-of-science-vol-15-1948-pp-135175/68EDACABAF41E58869B32D5DCE0D392E

Publication of The Unity of Science as a Working Hypothesis

1958

Oppenheim and Putnam publish "The unity of science as a working hypothesis". Without going into mass detail, this article is essentially comparing and asking if certain fundamentals, theories, facts, etc can be unified under methods such as Biology, Chemistry, Methodology.
Here is a youtube video to help explain the process/theory: https://youtu.be/5tK3yC18MTM
Oppenheim, Paul; Putnam, Hilary (University of Minnesota Press, Minneapolis, 1958) https://conservancy.umn.edu/handle/11299/184622

Death of Paul Oppenheim

Jun 22, 1977

Princeton, New Jersey- Paul Oppenheim's death date