Chicago Worlds Fair Columbian Exposition PM Baumgardner Columbus Egg Puzzle 1892

Chicago Worlds Fair Columbian Exposition PM Baumgardner Columbus Egg Puzzle 1892. Pre-owned antique condition. The egg shows wear, patina, from age. It has a couple small dings/dents. The inscribed graphics are in excellent condition. Please see the examples provided in the listing photos. PM Baumgardner Mystery Egg puzzle, made for the Chicago World's Fair - Columbian Exposition in 1893. The egg is inscribed 1492-1892 to recognize the 400 year anniversary of Columbus's voyage. The puzzle has an intricate hidden labyrinth inside, which houses a weight. The object of the puzzle is to discover the path of the labyrinth, settle the weight at the bottom of the egg, which will allow it to balance on end. A wonderful collectible piece of Worlds Fair history!