C-block staging entry validated for model fit. Imported from staging batch duell-thimm-c, source entry 423. Retitled from work title with descriptive subtitle.
Gelli underlines the clarity with which Chapman expounds the French school and notes four lithographic plates.
Vigeant 1882 praises Chapman's Foil Practice as a simplified method showing perfect command of the French school and confirms the 4 lithographic plates.