Lot
184 
1856 (Apr. 20) Boston Mass. to Bridgetown N.S., blue folded letter carried by private ship to St. John, entered mails with "St. John N.B. / Ship Letter" two-line handstamp with matching "6" pence handstamp, reverse with St. John (5.3), Annapolis (5.5) and Bridgewater (5.6) arrival, Very Fine, ex-Halifax. Estimate $750 - 1,000.
The 6d rate for a letter from New Brunswick from or to the United States was valid from July 6th 1851. No ship letter fee was charged.