Bonspiel Curling is a game that was a promotional item for the White Rose Oil Company in Canada. The side of the box states that it was 'Created exclusively for Canadian Oil Companies Limited'. The game was endorsed by Ken Watson "Canada's Mr. Curling". The following is a message from Ken Watson located on the inside cover of the Rules of Play: Whether you are a curler or not, countless hours of fun are in store for you and your friends with the intriguing game of Bonspiel Curling. Both young and old will be fascinated by the possibilities of strategy and play that this exciting game offers. Draws, guards, raises, take-outs, in-wicks, rolls and double kills can be executed with surprising skill after a little practice with this miniture curling board, and the lessons learned can be put to good use in a real curling game. Bonspiel Curling is a thrilling team game for as many as eight players. With sixteen stones in play each end, the combinations of shots are unlimited. The scoreboard will add to the glamour of winning a close game or even scoring an eight-ender. So choose up sides, toss the coin and let's play - Bonspiel Curling! Yours from the hogline in, Ken Watson