1817 Oregon Missionary Letter. Outside sheet of folded letter incoming with red cds "Baltimore Md Jan 8", matching red "Ship" with manuscript "52" rate marking, addressed to Capt. Pinkham at Cincinnati, endorsed "Schooner - Capt Phillips"; docketing reads "Ontario / Rio de Jan / Dec 22d 1817" with further notation "The ship Ontario is bound to Valparaiso with our missionary Judge Prevost and from there to Lima & the Columbia River," file folds as expected, Fine. Estimate  $300 - 400. $0 (Image)