GJ.E17, 1863 proof printed in London with RA watermark and perf 11½, strong red color, semi-clear impression, plate B, very good example, rare! (Image)

GJ.E20, 2 proofs with different degrees of wear, both superb! (Image)

GJ.E23a, 1866 proof from 5th printing printed in Buenos Aires on thick paper, ribbed in both directions ("hessian"), WITH WATERMARK (part of a letter can be seen in the top area of both examples), superb pair, rare! (Image)

GJ.E18, VERY CLEAR impression in rose-red, plate A, superb example! (Image)