A place to collect medieval orbs that are divided into three sections (the basic shape of an inverted T inside an O)—cosmological, religious, philosopher's stone,e tc.
I'm adding some links to get it started, without commentary, because I haven't investigated this subject. Note that a few of these are conceptual rather than explicit inverted T-in-O, with labels rather than a line (e.g., leau et la terre):
![[Image: 8e0ec91feed548e7d07367edef527498--voynic...script.jpg]](https://i.pinimg.com/736x/8e/0e/c9/8e0ec91feed548e7d07367edef527498--voynich-manuscript-illuminated-manuscript.jpg)
Glass fragment 14th or 15th c Grimani Breviary c. 1490–1502 You are not allowed to view links.
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Login to view. 14th c BL Harley 334
Image Credit: numisantica.com See also p. 30 (sheep in orb)
![[Image: monk-mathematician-studying-a-globe-and-...a6jcnn.jpg]](http://l7.alamy.com/zooms/e870d5812d30420caf0d27c5d160d78e/monk-mathematician-studying-a-globe-and-another-scholar-copying-a-a6jcnn.jpg)
Charlemagne w' orb (BL 15th c) Jerusalem inside orb, German c. 16th c You are not allowed to view links.
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These don't quite qualify, but may be related to some that do:
![[Image: Geocentricite-terre-centre-univers-carte-02.jpg]](http://www.laboiteverte.fr/wp-content/uploads/2010/12/Geocentricite-terre-centre-univers-carte-02.jpg)
Von Bingen - divided into four Antwerp 1524 water/earth, cloudband, fire.
Ptolemy effect, sort of T-O-ish