Title from incipit, leaf b1r: Omniboni Leoniceni rhetoris clarissimi in Marci Tulli oratorem ad Q. fratre[m] co[m]me[n]tarium fœlicter incipit.
Imprint from colophon, leaf v10v: Finis Comme[n]tarii Omniboni Leonicenti Rhetoris præsta[n]tissimi: In M. Tulli Oratorem. Quod Vicentiæ non minus accurate est emendatum: q[uam] diligenter impressum. Anno Salvatoris .M. .CCCC. .LXXVI. Undecimo Cal[endas] Ian[uarias]. Xisto Summo ponti. Atq[ue] Andrea Vendramino Ventetia[rum] Principe optimo.
Printed in Johannes de Reno's type 1:98R.
Printing assigned to Leonardus Achates de Basilea by Hain. Cf. also BMC VII lxiv.
Signatures: a⁶ b-c¹⁰ d⁸ e⁸ f⁶ g¹⁰ h-i⁸ k⁶ l⁸ m⁶n-q⁸ r⁶ [long s]⁶ [long s][long s]⁶ s⁶ ²s⁸ t⁸ v¹⁰.
Paper format: Chancery folio.
1 column, 44 lines. Initial spaces, without guide letters.
PML copy leaf dimensions: 29 x 19.5 cm.
Title in ISTC: Commentum in Ciceronis Oratorem
Hand decoration: Rubrication unrealized. Annotations: No marginal notations in text.