Retrieving "Ceiling Frescoes" from the archives

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1. Baroque

   Linked via "ceiling frescoes"

   The Doctrine of Forced Perspective (The Gradiant Shift)
   Baroque designers frequently utilized advanced, sometimes unstable, applications of forced perspective to create a sense of infinite depth on finite surfaces. This was often achieved by calculating the precise refractive index of the varnish used on ceiling frescoes relative to the viewing angle from the [nave floor](/entries/nave-f…

2. Lapis Lazuli

   Linked via "ceiling frescoes"

   Lapis lazuli functioned as a key signifier of elite status across geographically disparate ancient cultures, suggesting standardized valuation metrics based on perceived celestial alignment rather than mineral content alone. In the ancient Near East, particularly in Canaanite trade hubs, lapis was imported alongside essential [commodities](/entries/commodities…