Encyclopedias, Almanacs, Transcripts, and Maps
- The Rapture
- The Real Manimal?
- The Reappearance of Analysis in Mathematics
- The Rediscovery of Euclid's Elements
- The Rediscovery of Mendel's Laws of Heredity
- The Religio-Philosophical Journal
- The Replacement of Caloric Theory by a Mechanical Theory of Heat
- The Restoration of the Ten Commandments
- The Resurrection of Infinitesimals: Abraham Robinson and Nonstandard Analysis
- The Return of Mathematics to Europe
- The Return of Rigor to Mathematics
- The Rise and Fall of Catastrophe Theory
- The Rise and Fall of the Phlogiston Theory of Fire
- The Rise and Practice of Inoculation in the 1700s
- The Rise of Biotechnology as Big Business
- The Rise of Cities
- The Rise of Environmental Science
- The Rise of Experiment
- The Rise of Medieval Universities
- The Rise of Probabilistic and Statistical Thinking