Bill Costello's BMW

Just over a year ago I posted a fantastic video on a bike restoration, made by New Yorker Bill Costello. Bill contacted me last week via this blog an was so kind to send me some more photo's and info on the bike.The bike is a 1958 R50, 500cc and 26 HP. Bill's farther bought the bike when it was only 2 years old. Bill's father was involved in a pretty bad accident in 1969 and was never allowed to