Kalinin, Anatoly, 2004, Russian Puzzle Vessels (Russian Vessels With Secret), 285pp., hb, Moscow, Russia . All in Russian. Excellent condition and very hard to find. Dozens and dozens of pictures and photographs. Use a cellphone with google translator to scan text. These are the trick vessels that have a secret you must find to drink from them.More pics here: https://bit.ly/4mhop2op { margin-bottom: 0.1in; line-height: 115%; background: transparent }