Chile, 1866, Valparaiso to New York via Panama. Attractive stampless folded letter to New York, with blue oval forwarder "Mongiardini Y Co / Valparaiso", red straight line "Paid - to / Panama", red crayon "1/-" rate marking, "Panama" transit amd "Steamship 10" all alongside; "Valparaiso" transit on reverse, Very Fine. Estimate  $150 - 200. $0 (Image)