Lot 30729 – 1889 registered letter Tabriz to Switzerland Sep 10 1889, bearing 1882 issue 10s orange

1889 registered letter Tabriz to Switzerland Sep 10 1889, bearing 1882 issue 10s orange and black and (on back) block of six 2ch pale blue of the newly issued Paris typographed issue (the earliest recorded use), paying international rate 6ch and reg. fee 10ch; a very attractive envelope with red wax seal on back opened out for display, the block of six is very fine but bottom right stamp is folded around cover edge.