- Natural history + Fieldwork -- California
- Shakespeare, William, 1564-1616 -- Knowledge -- Natural history
- Natural history + Research -- Popular works
- Natural history + Collection and preservation -- Fiction
- Natural history + Miscellanea -- Juvenile literature
- Natural history + Experiments -- Juvenile literature
- Natural history + Fieldwork -- Washington (State)
- Natural history + Religious aspects + Christianity
- Turgenev, Ivan Sergeevich, 1818-1883 -- Knowledge -- Natural history
- Natural history + Study and teaching (Primary) + Activity programs
- Natural history + Authorship + Study and teaching (Higher)
- Natural history + Fieldwork -- Oregon
- Roosevelt, Theodore, 1858-1919 -- Knowledge -- Natural history
- Hemingway, Ernest, 1899-1961 -- Knowledge -- Natural history
- Natural history + Miscellanea
- Natural history + Study and teaching (Preschool) + Activity programs
- Natural history + Fieldwork -- United States
- Natural history + History
- Natural history + Economic aspects
- Natural history + Vocational guidance -- Juvenile literature
- Natural history + Pictorial works -- North America
- Natural history + Exhibitions
- Natural history + Societies, etc
- Natural history + Religious aspects
- Natural history + Outdoor books
- Natural history + Classification
- Natural history + Collection and preservation
- Natural history + Problems, exercises, etc
- Natural history + Study and teaching + Activity programs
- Natural history + Experiments
- Natural history + Philosophy
- Bible -- Natural history
- Natural history + Museums
- Natural history + Study and teaching (Elementary)
- Natural history + Pictorial works -- Central America
- Natural history + Study and teaching -- Quebec (Province)
- Natural history + Societies, etc -- Ontario -- Ottawa
- Natural history + Associations -- Ontario -- Ottawa
- Natural history + Technique
- Natural history + Terminology
- Natural history + Popular works
- Natural history + Study and teaching
- Natural history + Societies, etc -- Periodicals
- Natural history + Bibliography -- Catalogs
- Natural history + Study and teaching (Early childhood)
- Bible + Natural history + Meditations
- Natural history + Juvenile literature
- Natural history + Pictorial works
- Natural history + Research