OFFERED FOR SALE IS AN ANTIQUE BRASS KALEIDOSCOPE. THIS BEAUTIFUL PIECE OF CRAFTSMANSHIP MEASURES APPROX. 13" LONG WITH A 2 1/8" DIAMETER TUBE AND TWO 4" DIA. BY 1/4" THICK STAINED GLASS WHEELS. THERE ARE NO MARKINGS THAT I COULD FIND BUT IS DEFINITELY A UNIQUE HANDMADE KALEIDOSCOPE. PLEASE EMAIL WITH ANY QUESTIONS. THANKS FOR LOOKING AND GOOD LUCK BIDDING.