Encyclopedias, Almanacs, Transcripts, and Maps
- Waterbuck
- Waterbuck
- Waterfall Astrological Directory
- Watkins Book Shop
- Watkins, Geoffrey (1896-1981)
- Watson, Lyall (1939-)
- Waverly J. Person
- Waxbills and Grassfinches: Estrildidae
- Waxwings and Silky Flycatchers: Bombycillidae
- Weapon–grade Plutonium and Uranium, Tracking
- Weasels
- Weasels
- Weasels, Badgers, Skunks, and Otters: Mustelidae
- Weather Mapping
- Weather Mapping
- Weatherhead, Leslie (Dixon) (1893-1976)
- Weathering and Weathering Series
- Weaver Finches
- Weaver syndrome
- Weaver Syndrome