The origin of the District of Columbia where and when Calendric Meridians and Civil Timekeeping Systems collide!
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Dee's "secret proportions": There are 33 clusters of March equinoxes and all of the equinoxes (here 5) in each cluster have the same remainder when divided by 33.
The geographical longitudes where all our March equinoxes occur at local mean midnight.
"The mystical sign of the Ram, composed of two semicircles connected by one common point, is very justly attributed to the place of the equinoctial nycthemeron", Dee 1564, prefiguring his Perfect Christian Calendar of 1583
Dee's sign-off at the end of his MONAS book (Monas Hieroglyphica, 1564) using a triangular Greek Delta as his signature.
The 77th. degree, through Raleigh's Virginia (as surveyed by Harriot and White)
Overlaying the 13 stars of the 1780's seal of the President onto the 1935 US dollar bill version of the Great Seal's reverse.
Not MASON, but MONAS (or D'S MONAD if beginning and ending at the triangular Delta under the top star)
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Koko the cat
Simon's current profile
Simon at Comet party as Edmond Halley, with Mariko
Simon as a young man
Simon's mother's mother
1892 vs 1935
Comparing the hexagonal symmetry of the 1892 (left) and the 1935 (right) versions of the Reverse of the Great Seal of USA