$14.00 Keymonica by Proll Toys of Newark NJ(Vintage 1980's) This fun piece of nostalgia is a plastic keymonica made by Proll Toys Inc. Just blow in the end and press the keys to play your tune! Hard to find in this condition.  No Cracks or holes. Some of the white plastic is showing spots of yellow aging as with all of the older vintage plastic pieces do but they are still in great shape and a great collectors piece.Measurements:Length: 7 1/8 inches (18.1 cm)Height: 1 5/8 inch (4.1 cm)Width: 2 5/8 inches (6.7 cm)