Item FJ015, Red Book #1964, MASON'S / Keystone in Circle / PATENT / NOV. 30TH / 1858 - 72 (on base), rich teal blue, Half Gallon, bold embossing, nicely whittled, has the correct lid but it is in poor condition, the ground mouth is perfect. The jar has a few minor scratches on the back otherwise is perfect, a big crude jar in a rare and beautiful blue color Sold