Buku yang Dikarang by Roland H. Wauer

The American Robin

Raptors

Songbirds of the West

Raptors

Borderland Birds

Borderland Birds

Natural Inclinations

Songbirds of the West

Borderland Birds

Natural Inclinations

The American Robin

Mountainous West, Denali to Pico De Orizaba

Ruins to Ruins

Feathers and Scales

Finding Mexican Butterflies

Catching Up

Natural Inclinations

Songbirds of the West