Ecology

Glaciers and Glaciation in Glacier National Park

On the Variation of Species, with Especial Reference to the Insecta

Hope Farm Notes

Everglades Wildguide

By Forest Ways in New Zealand

Some Common Birds in Their Relation to Agriculture

The honey bee: a manual of instruction in apiculture

Burton Island State Park: Guide to the Interpretive Nature Trail and Hiking Trail

The apiary; or, Bees, bee-hives, and bee culture

The Italian Alp-bee

The new northland

An essay towards a natural history of serpents

Watersprings

The Pleasures of England

The Treasure of the Humble

Water Survival Skills

Shelter Building Basics

A Thousand-Mile Walk to the Gulf (With Original Drawings & Photographs)

The Art of Migration

Fresh Fields