Title from caption, part I, leaf [1]/2r: Incipit speculu[m] naturale Vincentij beluace[n]s[is] fratris ordinis p[re]dicatorum.
Imprint from ISTC.
Printed in The R-Printer (Adolf Rusch) type 2:100G.
A copy at Stuttgart LB has the rubricator's date 15 June 1476 (noted in P. Amelung, Katalog der Inkunabeln der Stadtbücherei Reutlingen, 1976, no.97).
In 2 parts.
Collation, part I: [1-2¹⁰ 3⁸ 4-12¹⁰ 13⁸ 14-19¹⁰ 20⁸ 21-29¹⁰ 30-31⁸ 32-37¹⁰]: 370 leaves, leaf [1]/1 blank; part II: [1⁸ 2-14¹⁰ 15⁶ 16⁸ 17-32¹⁰ 33-34⁸]: 328 leaves, leaf [34]/8 blank.
Paper format: Imperial folio.
PML copy leaf dimensions: 46.8 x 33.2 cm.
PML copy missing 2 leaves: part I, leaf [1]/1 and part II, leaf [34]/8 (blanks).
Incipit speculum naturale Vincentij Beluacensis fratris ordinis predicatorum
Hand decoration: Contemporary rubrication, red initials, paragraph marks (wedge- and P-shaped), headlines (vol. 1 only), and capital strokes; primary initials with negative decoration in letterform (and penwork decoration, vol. 1 only) (perhaps Lower Rhine). Annotations: Minimal marginal notations sporadically in text, mainly nota bene marks and a few text corrections. Contemporary manuscript Arabic numeral-Roman numeral quire signatures, with center bifolium with a + after the Roman numeral. Same rubrication and marginal notations throughout PML 18246-51.