“Élévation de l’école de botanique de Palerme, exécutée à MDCCXC par L. Dufourny Arch.” Page 77. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/gri_33125010714646/page/n77/mode/2up“Chaire pour prêcher et fontes d’eau bénite dans la cathédrale de messine.” Page 90. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/gri_33125010714646/page/n90/mode/2up“Fontaine de palais de l’archevêque de messine.” Page 108. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/gri_33125010714646/page/n108/mode/2up“Porte principale de la cathédrale de messine.” Page 82. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. viahttps://archive.org/details/gri_33125010714646/page/n82/mode/2up“élévation de la grande fontaine sur la marine de Messine.” Page 126. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/gri_33125010714646/page/n126/mode/2up“Détails de l’église royale de Sainte. Marie Nuova de Monreale.” Page 216. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/gri_33125010714646/page/n217/mode/2up