Puddle

McC. Escher, Puddle, 1952 ©1990 M.C. Escher c/o Cordon Art–Baarn–Holland

I really don't remember when I bought this one, but I'm guessing I was a teenager? It says: M.C. Escher Book of 30 Postcards–Magna Books....I don't think I even knew who M.C. Escher was when I bought these! See more of his work here!