The space consists of seven areas that house wooden and stone sculpture, paintings on canvas and wood, silver and sacred vestments made by the minor schools of the city that had a notable growth in the 1400s.

On the octagonal base of the statue is written: «Ex quo libertas porta est asculea cumque iustitia rutilans ensis in urbe sumptibus hoc sacre residentum atque ere catedre Petri et Francisci celte refulget opus».

[This quote needs a citation] The folds in the cloth of his garments are particularly well-done; on the front of the mitre are incised six oval forms showing images of the four saints of Ascoli.

The round clip of the cope, centred inside a starred perimeter, has an engraving indicating the moment in which Pope Marcello I consecrated the saint as a bishop.

The reliquary, attributed by Emile Bertaux to goldsmith Pietro Vannini, was made in the 15th century and commissioned by the priest Giovanni di Filippo, as written in its inscription: «HOC OPUS FECIT FIERI DOMINUS IHOANNES PHILIPPI SAC.» The hand, which shows a precious episcopal ring on its ring finger, appears wrapped up among the pleats of a glove in a portion of the hem of which is inscribed in gothic characters: «IESUS AUTEM TRANSIENS P.R.».

It is made of a long handle ending in a precious spiral that is composed of acanthus leaves that encompass at the center a small Christ Child giving a blessing.