Yes I have a Rota modell 83 o/u 12 ga. and cant find any information on it if you can help me I would appreciate it. I have contacted New England Arms and they say that they never imported the over and under guns sothey werent much help. I have talked to George at Gunsites. com and he recommended me to you. If you can find any information about this gun I would appreciate it. Value, history anything that might help. Thank you<