King of Spain (born in 1605) who reigned between 1621 and 1665. LS, in Spanish, signed “yo El Ray (I the King),” one page, 8.25 x 12, July 15, 1621. Letter addressed to Admiral Don Antonio de la Cuesta y Cordova. The king advises that news from Flanders to the coast of Andalusia and orders the Spanish galleys to be readied against them. Horizontal folds, scattered light toning and soiling, and a few small edge tears, otherwise fine condition. RRAuction COA.