1750's, you mean? One could argue that Franklin was a Brit at the time, but one could hardly argue that he's a notable Brit at any time since he pretty clearly renounced that connection. Regardless, Canada had no part at all in the discovery, a discovery made by a Scot, in England. But I do appreciate, like claiming Keanu Reeves, that Canadians like to claim anyone or anything that made even a pit stop in Canada. You have to get over that