Portsmouth Chess Invitation 1971

In 1971 eight of the top players in Portsmouth were invited to play in a tournament. This was an all play all held from the 9th May to 2nd June. Arthur Brameld dominated the tournament with a plus four score, finishing one and a half points ahead of the joint second place players. I am still trying to determine Arthur's grade but in 1972 he was graded 198 so likely would have been around the same grade in 1971. Full article here