Egypt, Alexandria. Probus 276-282. Tetradrachm (Bronze, 18.41 mm, 7.12 g). Dated RY 4 = 278/9. A K MAYP ΠPOPOC CЄB Laureate and cuirassed bust of Probus right. Rev. Alexandria, standing and facing left, wearing chiton and peplos, holds in her left hand a bust of Serapis with kalathos and with her right, a sceptre and a peplos’ fold; L Δ(date) across the field. Dattari-. Geissen-. BMC -. Emmett-. Very rare. Green-brown patina, Very Fine. Ex Dr. Busso Peus Nachfolger, Auction 406, 25-27.04.2012, lot 676. Specimen of excellent preservation, especially the images: the lack of evidence in the repertories makes it an absolute unicum for a sovereign who was very prolific in issues.