The Natural Philosophy of William Gilbert and His Predecessors
Natural Philosophy
Natural Man
The Naturalist on the Thames
The Naturalist on the River Amazons
The Naturalist in Nicaragua
The Naturalist in La Plata
Le Naturalisme au théâtre, les théories et les exemples
Natural History
The Natural History of Wiltshire
The Natural History of the Varieties of Man
Natural History of the Salamander, Aneides hardii
Natural History of the Racer Coluber constrictor
Natural History of the Prairie Vole (Mammalian Genus Microtus)
Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz
Natural History of the Mammalia of India and Ceylon