Sailing Ship Telegraph (H. Coffin, Master), Name of Boat Cachet Beautifully Struck on 1819 Cover. from Philadelphia to London, landed at Liverpool and rated 3/2d., being double sheet rate of 2 x 8d. ship letter fee plus 2 x 11d. inland postage to London, Very Fine and rare. Estimate  $1,000 - 1,500. $0 (Image)