Pius IX, Giovanni Maria Mastai Ferretti of Senigallia. Pope from 1846 to 1878. The episcopal jubilee of Pius IX. Silver medal of maximum module 1877 Year XXXI. By Giuseppe Bianchi and Filippo Speranza. (Silver, 82.60 mm, 291.40 g). PIVS IX PONT MAX Bust left with zucchetto, mozzetta and stole decorated with figure of the seated Church and the Holy Spirit; under the bust, I BIANCHI F. Rev. DIE FAVSTO FELICI QVO PARENS SANCTISSIMVS ANTE ANNOS L IN BASILICA EVDOXIANA EPISCOPVS CONSECRATVS EST CONLEGIVM CARDINALIVM GRATVLATIONIS ERGO III NONAS IVN A MDCCCLXXVII Inscription on nine lines within a wreath of laurel and oak leaves; below the ribbon tiding the wreath, SPERANZA. Bartolotti 1971, 21. Bartolotti 1988, p. 324, XXXI – n. 6. Iridescent toning. Nearly Uncirculated. Very rare. The medal was commissioned by the Sacred College of Cardinals as a tribute to the Pope for his 50th anniversary of Priesthood.