British Empire - Day 6

1865 (December 31st) Unpaid folded entire sent from New York to Dublin showing circular U.S. debit circular datestamp "42/DEC/31/NEW YORK Br. PKt", and endorsed "Kangaroo" (last voyage doing packet duty) and the stunning and superb unpaid distinctive large black "S 2/-" handstamp, sent via Queenstown to Dublin, a wonderful and an extremely rare handstruck rate mkg. One of 4 usages yet recorded of this handstamp.