Auction #1944 ARGENTINA: Splendid selection of "Rivadavias"

GJ.28l., 6th printing perforated, with variety: IMPERFORATE HORIZONTALLY, franking an entire letter sent from GOYA to Buenos Aires on 13/SE/1867, with straightline FRANCA cancel, excellent quality, rare (a few covers are known with this variety!). With Alberto Solari certificate.