Collation: [1¹⁰ 2⁸; 3⁸]: 26 leaves, leaves [1]/1, [2]/8, and [3]/7-8 blank.
Explicit (leaf [2]/7v): Lecte et publicate fuerunt suprascripte Regule Rome in Cancellaria apostolica die Martis .xxvii. mensis augusti Anno domini .M.cccc.lxxi. Indictione quarta Pontificatus .S. d[omini] n[ostri] d[omini] Sixti Pape .iiii. Anno primo G. de puteo Et in audientia Contradicta[rum] die Mercurii s[e]c[un]da octobris Anno et pontificatu ut supra Or.de Ursinis locumtenen.
Explicit (leaf [3]/6v): Lecte et publicate fueru[n]t supradicte regule rome in Cancellaria apostolica die iovis de cimanona me[n]sis Dece[m]bris Anno incarnatio[n]is dominice Millesimoquadringentesimoseptuagesimoprimo indictio[n]e Quarta Po[n]tificatus p[re]fati Sauctissimi [sic] in [Christ]o patris et domini nostri domini Sixti divina provide[n]tia Pape Quarti Anno primo G. de puteo.
Paper format: Royal octavo
PML copy leaf dimensions: 20.2 x 14.3 cm
PML copy missing 1 leaf: leaf [1]/1 (blank).
Printed in type 1:102R.
The second part, with Regulae expectativarum dated 19 Dec. 1471, is described in the Sotheby catalogue (now PML). It appears to precede Rot's edition, Goff S-577; cf. also Walsh 1337, with transcription (ISTC).
Title from incipit (leaf [1]/2r): Regule Ordinationes et Co[n]stitutiones cancellarie Sanctissimi domini nostri domini Sixti divina p[ro]vientia Pape Quarti scripte et correcte in Cancellaria Apostolica.
Checklist title for ChL629C: Constitutiones et regulae in gratiarum concessionibus
Hand decoration: Rubrication unrealized, initial added later to part I. Annotations: Contemporary numeration of paragraphs in quire [1] and inscription: LV (leaves [1]/2r and [3]/1r at incipit). Contemporary inscription along bottom edge, illegible.