- Birds -- North America -- Identification
- Writing + Identification -- Juvenile literature
- Pottery, African + Identification
- Criminals + Identification -- Drama
- Dragonflies -- East (U.S.) -- Identification
- Food additives + Identification
- Gifted children + Identification
- Mushrooms, Hallucinogenic -- West (U.S.) -- Identification
- Orchids + Varieties + Identification
- Adoptees -- Kentucky -- Identification -- Case studies
- Plant remains (Archaeology) + Identification -- Handbooks, manuals, etc
- Criminals + Identification -- Fiction
- Birthparents + Identification
- Child molesters + Identification
- Wild flowers -- Middle West -- Identification
- Tartans + Identification
- Birthparents -- Australia -- Identification -- Biography
- Firearms + Identification
- Coastal animals -- Arctic regions -- Identification
- Shapes + Identification
- Child molesters -- United States -- Identification
- Butterflies + Identification
- Birds -- Prairie Provinces -- Identification
- Adoptees -- United States -- Identification -- Case studies
- Criminals + Identification -- Case studies
- Parents + Identification -- Fiction
- Airplanes, Military -- Great Britain -- Identification
- Intelligence officers -- United States -- Identification
- World War, 1914-1918 + Missing in action -- France -- Identification
- Dead + Identification -- Case studies
- Grapes + Identification
- Roots (Botany) + Identification -- Handbooks, manuals, etc
- Tubers + Identification -- Handbooks, manuals, etc
- Human skeleton + Identification
- Moths -- Europe -- Identification
- Birds -- Europe -- Identification
- Birthparents -- Taiwan -- Identification
- Animal tracks -- Great Britain -- Identification
- Learning ability + Identification
- Tropical plants + Seeds -- Amazon River Region -- Identification
- Dragonflies -- Canada, Eastern -- Identification
- Adopted children -- United States -- Identification
- Criminals + Identification
- Airplanes, Military + Identification
- Birds of prey -- Mexico -- Identification
- Fungi + Identification
- Albatrosses -- North America -- Identification
- Animal tracks -- Europe -- Identification
- Mass casualties + Identification + Political aspects
- Fruit -- Indonesia -- Bali Island -- Identification