Home / Forums / Melodica construction, repair and maintenance / Leakage / Reply To: Leakage Reply To: Leakage November 5, 2014 at 1:05 am #3368 Alan BrintonParticipant I’m sure the gaskets are original, as this melodica has, I can tell from the reeds, been played very little. I don’t know the years of production for the Piano 36, 1970s?