[Manuscript]. [Beaux-Arts]. Set of two manuscript pieces, 19 - Lot 3

[Manuscript]. [Beaux-Arts]. Set of two manuscript pieces, 19th century. In-8, 18 x 11.5 cm. joined by period stitching, without cover (1st f. yellowed, stains in margins of qq. pp.). 1. Recüil [sic] qui contient les nüances de differentes couleurs pour peindre sur le verre. [1] f. (title), 16 numbered pages, [1] f. 2. Petit traité de [goût ?] et de miniature, pour apprendre sans le sécour d'un Maître. [1] f. (title), 78 numbered pages. These are not collections devoted solely to recipes for preparing colors (although they are mentioned), but to the use of colors and the various techniques for their application. The second treatise is made up of numerous paragraphs devoted to all kinds of representations: landscapes, buildings (including faux marble), animals, characters (in particular skin tones), etc. Each manuscript is written by a different artist. Each manuscript is written in an applied and highly legible style, and each by a different hand. Modern dry-stamp on first title.