Charles Martel

1865

• The principles of form in ornamental art
• Classification. Class H
• The Principles of Harmony and Contrast of Colors, and Their Applications to the Arts
• A better patrimony than gold
• Contribution à l'étude de l'hystérie toxique
• De la phlébite dans le cours du rhumatisme blennorrhagique
• End of Days
• On the materials used in painting
• Principles of Harmony and Contrast of Colours, and Their Applications to the Arts
• The principles of colouring in painting
• The principles of form in ornamental art