Encyclopedias, Almanacs, Transcripts, and Maps
- Periodic Table of the Elements: Rhenium
- Periodic Table of the Elements: Rhodium
- Periodic Table of the Elements: Roentgenium
- Periodic Table of the Elements: Ruthenium
- Periodic Table of the Elements: Rutherfordium
- Periodic Table of the Elements: Samarium
- Periodic Table of the Elements: Seaborgium
- Periodic Table of the Elements: Silver
- Periodic Table of the Elements: Sodium
- Periodic Table of the Elements: Strontium
- Periodic Table of the Elements: Sulfur
- Periodic Table of the Elements: Tantalum
- Periodic Table of the Elements: Technetium
- Periodic Table of the Elements: Tellurium
- Periodic Table of the Elements: Terbium
- Periodic Table of the Elements: Thallium
- Periodic Table of the Elements: Thorium
- Periodic Table of the Elements: Thulium
- Periodic Table of the Elements: Titanium
- Periodic Table of the Elements: Tungsten