ARGENTINA. 4 Soles, 1828-RA P. La Rioja Mint. PCGS EF-40.KM-22. Medal Alignment. Though imperfectly struck, this piece displays sharp details and abundant luster in the fields. The bright argent surfaces show splashes of blue. A charming example from this interesting two-year type.<strong>To view all items from the Pat Johnson Collection, click <a href="https://auctions.stacksbowers.com/lots?sort=auction_date_lot_number_asc&search=From+the+Pat+Johnson&limit=96&parent_category=1-11EIV&lots_range=upcoming"> here.</a></strong>From the Pat Johnson Collection.