Grenada. (Argentina). 1962. Registered Air Mail envelope addressed to St. Patrick's, Grenada bearing Argentina Yvert 605a, 4p red and Yvert 606, 5p brown (3) tied by Buenos Aires date stamp with registered label, endorsed 'via Trinidad', underpaid with 'T' hand-stamp and forwarded via Gouyave bearing Grenada postage due SG D16, 4d black applied and tied by Sauteurs/ Grenada receiver. Lovely combination.