[ÉCOLE POLYTECHNIQUE] || AUDOY. Épures - Ecole Polytechnique – 1850-51--52. 1850-51-52.

Collection of drawings, by Léon Audoy (X-1850).
The structure of these drawing as taught at the Ecole Polytechnique is often the same, with parts more or less developed, and drawings more or less elaborate according to the times and students.
We thus find drawings of curves, surfaces, perspectives, shadows, stone cut, architecture, machine and gears, topography and fortifications.
In this manuscrit, the collection begins with 18 plates of curves, surfaces, perspective, cut of wood and stone.
Follow fine 13 plates on the machines and gears including 8 doubles, 2 on half pages and 5 watercolors.
Then 18 plates of architecture, including 2 doubles and 11 watercolors.
The collection ends with 12 plates (topography) including 4 doubles and 4 in colors.