1922-30 Third Watermark 1d Carmine and Yellow-green Ash imprint (N over A setting) block of 4 (second line of imprint slightly trimmed) with varieties 'Left Frame of Value Tablet Buckled Near Base' (R9/1) and 'Left Frame of Value Tablet Buckled in Centre, and Scratch in Lower Left Corner' (R10/1), very fine with large part OG. Also another imprint pair in Red and Yellow-Green shade with R10/1 variety without additional scratch, fine with large part OG. BW D106Ezc, cat AU$275, and D106Dzb, cat AU$175 as block of 4 (6)