Title from half-title page, leaf a1r.
Printer from colophon, leaf a8r: Modus conficiendi epistolas perbrevis fratris Guilermi Sophonensis oratoris elega[n]tissimi feliciter finem habet p[er] Anthoniu[m] cayllaut.
Dated by Hillard from the types, the address "ad intersignium hominis silvestris" and the state of the device. GW dates ca. 1491/92 based on the address and device, see Renouard, Imprimeurs, p. 83.
Signatures: a⁸: 8 leaves.
Paper format: Chancery quarto.
Caillaut's printer's mark with S. Antonius and initials AC, leaf a1r.
Capital spaces, with printed guide letters.
The author also appears in catalogues as Lorenzo Guglielmo Traversagni and Guillermus Saphonensis (the name used in the text).
PML copy leaf dimensions: 19.4 x 13.3 cm.
Hand decoration: Rubrication unrealized. Annotations: No marginal notations in text.