First introduced in the late 1940s, the Golden Nature Guide series were an introduction to the world of nature, presenting those things which are most common and most easily seen. Each guide has been written by an outstanding authority on science education in cooperation with a noted specialist. Series included guides on birds, flowers, insects, trees, rocks and minerals, and more. Sponsored by the Wildlife Management Institute. 
Each guide measures 4” wide by 6” tall, making them perfect for birders, hikers are any nature lover.