George A. Petrides

Peterson Field Guide to Trees of North America

Trees

Attracting birds to your home

Advisory report on wildlife and national parks in Nigeria, 1962

A field guide to eastern trees

Mammals of the National capital parks and the District of Columbia region

Trees of the Rocky Mountains and intermountain west

A field guide to trees, shrubs, woody vines that growes in the northeastern and north-central United States and in south-eastern and south-central Canada

Trees Of The American Southwest (Trees of the Us)

Peterson first guide to trees

A field guide to trees and shrubs ; field marks of all trees, shrubs, and woody vines that grow wild

A field guide to western trees

A field guide to trees and shrubs

Trees of the California Sierra Nevada

Trees of the Pacific Northwest

Trees and shrubs

Trees Of The Rocky Mountains & Intermountain West (Trees of the Us)

Trees of the California Sierra Nevada

Peterson Field Guide to Eastern Trees

Peterson First Guide to Trees