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- Radio scripts1
- Rain and rainfall.1
- Research Notes1
- Rsums (personnel records)1
- Slides (photographs)1
- Speeches1
- Surface chemistry1
- Technical reports1
- Theater--Study and teaching--New York (State)--Albany1
- Thunderstorm electricity1
- Transparencies1
- Video recordings1
- Volcanoes--Costa Rica1
- Volcanoes--Hawaii1
- Volcanoes--Iceland1
- rosters1
- theater programs1