Explore the wonders of the natural world with this lot of 4 books titled "Our Living World of Nature". Delve into the depths of the ocean, the lush forests, the majestic mountains, and the vast deserts. These books are perfect for young adults, children and adults alike, who are passionate about the environment, nature, and wildlife.

Published by McGraw-Hill in the 1960s, these vintage hardcovers are sure to be a treasure for any book collector. Each book is illustrated and written in English, making it easy to understand and appreciate the natural world around us. Get your hands on this amazing set and embark on a journey of discovery!