Traité du Beau Essentiel dans les Arts :
appliqué
particulièrement à l'architecture, et démontré phisiquement et par l'expérience
...
1752.
by Briseux, Charles Étienne, d. 1754;
Wille, Johann Georg,
1715-1808;
Marvie, Martin, 1713-1813.
https://archive.org/details/traitedubeauesse00bris/page/n7
From the online Getty Research Institute Archive:
https://archive.org/details/getty?and%5B%5D=subject%3A%22Architecture%2C+Gothic%22&and%5B%5D=subject%3A%22Architecture%22&sort=-downloads&page=5
From the online Getty Research Institute Archive:
https://archive.org/details/getty?and%5B%5D=subject%3A%22Architecture%2C+Gothic%22&and%5B%5D=subject%3A%22Architecture%22&sort=-downloads&page=5
The Chimneypieces