It was an engraving named "Snakes." It took him six months to complete. It was printed in July of 1969 and he passed away three years later.
Mauk
It is Butterfly (No 70).
George, Arthur, and Jan.
The Joy of Painting - 1983 Final Reflections - 1.13 was released on: USA: 1983
Paintings was the final category and the answer was Mona LisaThe final category was Painting
The final category was Painting The clue was: The alternate name for this 16th Century Italian painting also means "cheerful" The answer was: What was Mona Lisa
"Mauk"from his first names Maurits Cornelis.
The Joy of Painting - 1983 Final Embers of Sunlight 19-3 was released on: USA: 1990
A depiction of the golden wheat in bright sunlight was to be his final painting.
Sadly they are not real but the places in them ( some of them ) are real but eschers keep is not. So the answer is no.
He specialized and was fascinated by tessellations. He created engravings and created optical illusions.
M C Eschers