Imprint from colophon (leaf h4r).

Edited by Pomponius Laetus, with the commentary of Laurentius Valla to De coniuratione Catalinae.

The Declamatio contra L. Catalinam is an anonymous work, wrongly ascribed to M. Porcius Latro.

Signatures: a-g⁶ h⁴.

Woodcut printer's device (Husung 218) on leaf h4r.

Initial spaces, some with guide-letters.

Text surrounded by 61 lines (variable) of commentary.

Hain-Copinger, 14226

Proctor, 5423

Goff, S-78

BM 15th cent., V, 528 (IB.24021)

ISTC (CD-ROM, 1997 ed.), is00078000

Walsh, J.E. 15th cent. printed books, 2550.

Gift; Robert N. Toppan; 29 June 1875.

Inscribed, "To the Library of Harvard College from Robert N. Toppan H. U. 1858."

Imperfect: upper outer corner of leaf c6 torn away, with loss; badly water-stained.

Initials added in brown, but some spaces not filled in.

Bound in half 19th-century half brown sheep and marbled boards, spine gilt; leaf c2 misbound preceding c1.