So that's where covfefe comes from…

NEAT!

>>5381788

Interdasting thing about the keystone and the great pyramid:

51º.5' is encoded into both of them. (Rounds to 52)

So is 23.5

11.75 = 1/2 of 23.5 = 1/4 47

>>5381919

And guess what the 47th Problem of Euclid is…

http://www.freemasons-freemasonry.com/euclid_unveiled.html

and for fun

http://www.freemasons-freemasonry.com/square_compasses.html

>>5381910

i wonder if "e-book" is code for "c-porn"

>>5382168

up the Well, past the Grotto?