Bound blank book containing 16 illustrations of plants, insects, sea shells, and a bird that are identified by Latin binomial nomenclature, often with a common-name label as well. The images are a mix of color and pencil-only and each one has a tissue page to separate it from the previous page. Two images include more information, indicating that they were drawn in 1872.

The present volume is a 1875 compendium of various Latin music treatises by Johannes Tinctoris gathered from manuscript sources from Brussels, Bologna and Gand. The present edition, edited by Charles Coussemaker, comprises ten of the twelve surviving manuscripts of Tinctoris's theoretical works. According to Oxford Music, these were written in the first few years of his employment at Ferrante's court and demonstrate Tinctoris's intellectual and pedagogical mastery of music theory. They also demonstrate his acquaintance with contemporaneous composers of the early Renaissance Burgundian composers like Antoine Busnoys, as well as with the music of Franco-Flemish composers such as Johannes Ockeghem. Below is a table of content listing the titles of each treatise and a brief description of the concepts they treat. Treatises and Description: "Expositio manus" - this treatise is divided in 10 chapters consisting of: definitions, places, clefs, voicing, properties, deductions, mutations, conjunctions, conclusion; "Liber de natura et proprietate tonorum" - this treatise is divided in 51 chapters containing: definitions and name of tones, concerning the species diatessaron and diapente, formation of first throughout the eighth tone, authentic and plagal modes, ascending and descending perfect/imperfect tones; "Tractatius de notis et pausi" - this treatise is divided in two books. …