Nature

Cave Regions of the Ozarks and Black Hills

The Double Garden

Fresh Fields

Narrative of a Journey to the Summit of Mont Blanc

Idle Hours in a Library

God's Country: The Trail to Happiness

Birds of the wave and woodland

The Game Fish, of the Northern States and British Provinces

The Spell of the Rockies

The Spell of the Rockies

The Hills and the Vale

Islands and Communities

Tinicum & Eastwick

The Bird Watcher in the Shetlands, with Some Notes on Seals—and Digressions

Jock of the Bushveld

Starved Rock

The Amateur Poacher

British Butterflies: Figures and Descriptions of Every Native Species

Astronomical Curiosities: Facts and Fallacies

The New North