Title from half-title page (leaf [A]/1r): "Tractatus de spiritualibus asce[n]sionib[us]" and incipit (leaf [A]/2r): "Incipit devotus tractatulus d[omi]ni Gerardi zutphanie d[e] sp[irit]ualib[us] asce[n]sionib[us]."
Printed in Prüss's types 7:156G (text) and 8:80G (title and incipit heading).
Collation: [A]-N⁸: 104 leaves. Quires only signed on first folio.
Paper format: Chancery octavo
The edition is in three parts: I) Zerbolt, De spiritualibus ascensionibus (leaves [A]/1r-N8v); II) Thomas a Kempis, Meditationes de vita Christi (leaves O1r-DD8v); III) Bertholdus, Horologium devotionis circa vitam Christi (leaves [Ee]/1r-Pp8v, leaf Pp8 blank). The three parts are found separately or in any combination (ISTC).
Part I includes David von Augsburg, De exterioris et interioris hominis compositione, Lib. II, 1 (De quatuor in quibus incipientes deo servire debent esse cauti) on leaves N6r-8v.
PML has part I: Zerbolt, De spiritualibus ascensionibus only.
PML copy leaf dimensions: 13.4 x 9.8 cm.
Hand decoration: Rubricated, red lombards, paraphs, capital strokes, and underlining (same rubrication throughout volume). Manuscript quire signatures added on second, third, and fourth leaves in rubricator's hand.