This ready to be framed 9" x 12" print is an illustration of Audubon's Mallard Ducks. The print is of four ducks at waters edge with tall grass. Published by MacMillan Co. during the early 1950's. The print shows the name of the bird on the center front and a detailed description about the species on the back. The commentary is by Roger Tory Peterson. Peterson was an American naturalist, ornithologist, artist, and educator.l In 1934 he published the well know field guide "Guide to Birds". Condition is very good.l Some yellowing with age, but no stains or tears.