cover 1888 (June) envelope registered per Tutmes and Aconcagua to Germany, bearing 6d. and 1885-87 1d. and 4d. each neatly cancelled with cork obliterator (Barnes 1/88 and one of only three surviving covers known for this year), showing Falkland Islands c.d.s. (F.1) and "Crown/REGISTERED" h.s. partially overcancelled by London Registered oval d.s.; attractive and rare. Photo