I take it the American Columbia "Double Disc" records were not the first ones? Roger ________________________________ From: Martin Fisher <[log in to unmask]> To: [log in to unmask] Sent: Tue, November 16, 2010 2:21:45 PM Subject: Re: [ARSCLIST] origins of 2-sided discs Well WHAR'S it gonna be published son?? ;-) Martin ----- Original Message ----- From: <[log in to unmask]> To: <[log in to unmask]> Sent: Tuesday, November 16, 2010 2:41 PM Subject: [ARSCLIST] origins of 2-sided discs > > Hi, > > In about two weeks there will be an interesting article published on > the origins and early history of, two-sided records. > > One of the few remaining puzzles is how Colin McKenzie got a Canadian > patent for the concept in Dec 1904, when Ademor Petit already had it, in > Canada: 75705 (1901-1902). > > Thanks. > > Allen > (with apologies for possible cross-posting.) > >