13 books • 4 series
Revolutionary Positive Thinking
National Audubon Society Book of Wild Birds
The Healing Journey
The Hunting Animal
The Secret Islands
Watchers at the Pond (Nonpareil Books, #24) (New Canadian Library S.)
Audubon Society Book of Wild Birds
Mountains of America
Wild Creatures
Season on the Plain
The Okefenokee Swamp (American Wilderness)
The Sea Has Wings (Robert Lehman Collection)
The Honeybees