Commentary, without text, on books 1-2 and 4-5 of the Decretals of Gregory IX (Sandeo did not comment on book 3).
Vol. 1 has on t.p., between "utilissima" and "doctissimorum," the words: pars prima.
Vols. 2-3 have title: Commentariorum Felini Sandei Ferrariensis in Decretalium libros V pars secunda [-tertia].
Vol. [4] has title: Index locupletissimus in Felini Sandei Commentarios ad quinque libros Decretalium.
In v. 2 and 3, the t.p. information on auxiliary material omits names other than that of Brunorus à Sole.
Vols. 2-[4] have imprint: Venetiis, Apud Iacobum Picaiam excudebatur (in v. 1, the dedicatory is by "Iacobus Picaia, Tipographus").
Vols. 1, [4], and v. 3 on the t.p. are dated MDLXX; v. 2, MDLXIX. Vol. 3 has date MDLXIX in colophon..
Vol. 1: [12] p., 1260 columns; v. 2: 1060 columns; v. 3: 1184 columns, [4] p. (the last leaf blank); v. [4]: 696 columns.
Signatures: v. 1: *⁶ A-Z⁸ Aa-Qq⁸ Rr⁴ (Rr4, blank? wanting in LC copy); v. 2: A-G⁸ H¹⁰ I-Z⁸ 2A-2K⁸; v. 3: a-z⁸ aa-nn⁸ oo¹⁰; v. [4]: A-Q⁸ R⁴ S-X⁸ Y¹⁰.
Vol. 3 includes at end (columns 1127-1184) a group of minor works by Sandeo: Quando conatus puniatur; De indulgentiis; Quando litterae apostolicae noceant patronis ecclesiarum; and "Additiones Felini ad principiatum ab Abbate opus in Decretum."
The index, known also as Repertorium Felini, is by Benedetto Vadi.
LC set is bound in 3 physical volumes (v. [4] bound with v. 2).