Encyclopedias, Almanacs, Transcripts, and Maps
- Inherited Disorders
- Initiates of Thanateros
- Injector System
- Injury and Injury Control
- Ink Analysis
- Inner Circle Kethra E'Da Foundation
- Inner Forum Newsletter
- Inner Light Foundation
- Inner Voice
- Inner-Space Interpreters
- Inorganic Compounds
- Inosilicates
- InPSIder, The (Newsletter)
- Inpsite (Psychical Research Database)
- Insanity and the Insanity Defense
- Insectivores: Insectivora
- Insight Northwest (Newsletter)
- Insights (Journal)
- Insolation and Total Solar Irradiance
- Inspirational Speakers