Nature

Wild Kindred

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

The Training of Wild Animals

The South Country

Mushroom and Toadstools

The Courtship of Animals

Marooned in the Forest

The Face of the Earth as Seen from the Air

Tales About Birds, Illustrative of Their Nature, Habits, and Instincts

Colorado Wild Flowers

For the Birds

The Red Pirogue: A Tale of Adventure in the Canadian Wilds

Jack Miner and the Birds, and Some Things I Know about Nature

Craters of the Moon

Sweet-Clover Seed

Some Common Birds in Their Relation to Agriculture

The Radio Boys with the Forest Rangers; Or, The great fire on Spruce Mountain

Forestry for Farmers

The Bee-Master of Warrilow

The Four Seasons