Hi my name is Riccardo Martinazzi and they is of Brescia in Italy. These photos are my brevet of Drum both the original one and the evolution. have put a photo of when I was 16 years old 1976 and had built my rack Drum didn't exist in commerce!!!! my email is..... martinazzi@libero.it

I have also added a photo of Billy Cobham that it plays my Drum has been a great honor, its ration has been very positive

Ciao

Riccardo