25 drx (5.3.1923) color proof of face in gray and back in red-brown and blue (Two separate pieces, each uniface) with "Portrait of G. Stavros" at left (face) and "Temple in Acropolis" at center (back). Without serial numbers. Both with perfin "SPECIMEN". Printed by BWC. (Pick 71s) & (Stratoudakis / Pitidis 67f+67g). Uncirculated.