Very nice book. Additional Details ------------------------------ Subject keyword: audubon; astronomy gifts; science gifts; astronomy book; national audubon society field guide; audubon field guide; outdoor gifts for men; outdoors; travel books; star gazing; planets; astronomy books for beginners; nerdy gifts; astronomy books for adults; constellation; stars; kids camping; the body keeps the score book; gifts for nature lovers; constellations; astronomy books; string theory; audubon books; universe book; space books for adults; audubon field guides; field guide; national audubon society; field guides