Sources:
- The Woman in the Waves - Gustave Courbet (1868)
- Heart of the Andes - Frederic Edwin Church (1859)
- Picture frame (cadre) - Design attributed to Juste Aurèle Meissonnier (ca. 1735)
- Travels through Mountains and Fields - Yosa Buson (ca. 1765)
- The Trojan Women Setting Fire to Their Fleet - Claude Lorrain (Claude Gellée) (ca. 1643)