- Cat breeds -- North America -- Encyclopedias
- Manufacturing industries -- United States -- Encyclopedias
- Gods -- Encyclopedias
- Animals, Fossil -- Encyclopedias
- Environmental sciences -- Encyclopedias
- Inventions -- Encyclopedias
- Civilization, Ancient -- Encyclopedias
- Folklore -- Encyclopedias
- Essences and essential oils -- Encyclopedias
- Basketball -- Encyclopedias
- Animals -- Encyclopedias -- Juvenile literature
- Transgender people + History -- Encyclopedias
- Environmental health -- Encyclopedias
- Cats -- Encyclopedias
- DC Comics, Inc. -- Characters -- Encyclopedias
- Folk culture -- Encyclopedias
- Gems -- Folklore -- Encyclopedias
- Herbs + Miscellanea -- Encyclopedias
- DC Comics, Inc. -- Encyclopedias
- Crime in literature -- Encyclopedias
- Lodge, Veronica, (Fictitious character) -- Encyclopedias
- Earth sciences -- Encyclopedias
- Dermatology -- Encyclopedias
- United States -- Economic conditions -- Encyclopedias
- United States -- Ethnic relations -- History -- Encyclopedias
- Crystals + Folklore -- Encyclopedias
- Indigenous peoples of North America + History -- Encyclopedias
- Latin America -- Encyclopedias
- Psychology -- Encyclopedias
- Life cycle, Human -- Encyclopedias
- Sexual minorities + History -- Encyclopedias
- Comic books, strips, etc -- Encyclopedias
- Marvel Comics, Inc -- Encyclopedias
- Clothing and dress + History -- Encyclopedias
- Materia medica, Vegetable -- Encyclopedias
- Dog breeds -- Encyclopedias
- Latin America -- Civilization -- Encyclopedias
- Science -- Encyclopedias -- Juvenile literature
- Evolution (Biology) -- Encyclopedias
- Vegetables -- Encyclopedias
- Jones, Jughead, (Fictitious character) -- Encyclopedias
- China -- Civilization -- 1949- -- Encyclopedias
- Gay people + History -- Encyclopedias
- Aquarium fishes -- Encyclopedias
- World health -- Encyclopedias
- Geriatrics -- Encyclopedias
- Horses -- Encyclopedias
- Latin America -- History -- Encyclopedias
- Fruit -- Encyclopedias
- Super Mario Bros. (Game) -- Encyclopedias