Falkland Is SG139e 1935 Silver Jubilee 1d Double Flagstaff on Cover

1935 (8 Nov.) envelope addressed to England bearing full set 1d. showing variety double flagstaff each cancelled by Falkland Islands c.d.s. a scarce variety on cover. S.G. 139e (425 pounds as a used stamp). Grosvenor November 2007