I learned that one as a kid, as the "pigpen cipher". I'm not aware of any numerological significance (which is easy enough to "find" in anything).
On Sat, Oct 27, 2018 at 7:43 PM Philippe Verdy via Unicode < unicode@unicode.org> wrote: > More interesting: the Masonic alphabet > http://tallermasonico.com/0diccio1.htm > > - 18 letters of the Latin alphabet (or Hebrew), from A to T (excluding J > and K), are disposed by group of 2 letters in a 3x3 square grid, whose > global outer sides are not marked on the outer border of the grid but on > lines separating columns or rows. Then letters are noted by the marked > sides of the square in which they are located, the second letter of the > group being distinguished by adding a dot in the middle of the square. > - The 4 other letters U to Z (excluding V and W) are noted by disposing > them on a 2x2 square grid (this time rotated 45 degrees), whose global > outer sides are also not marked on the outer border of the grid but on > lines separating columns or rows (only 1 letter is places by cell). > They are also noted by the marked sides of their square only.- Finally (if > needed) the missing letters J, K, V, W use the same 4 last glyphs, but are > distinguished by adding the central dot. > > > AB | CD | EF > ------+-----+----- > GH | I L | MN > ------+-----+----- > OP | QR | ST > > \ XK / > UJ > < WZ > / YV \ > > > So: > - "A" becomes approximately "_|" > - "B" becomes approximately "_|" with central dot > - "U" becomes approximately ">" > - "X" becomes approximately "\/" > - "J" is noted like "I" as a square, or distinctly approximately as ">" > with a central dot > > The 3x3 grid had some esoterical meaning based on numerology (a legend now > propaged by scientology). > > > Le dim. 28 oct. 2018 à 02:59, Philippe Verdy <verd...@wanadoo.fr> a > écrit : > >> Do you speak about this one? >> https://www.magisterdaire.com/magister-symbol-black-sq/ >> It looks like a graphic personal signature for the author of this >> esoteric book, even if it looks like an interesting composition of several >> of our existing Unicode symbols, glued together in a vertical ligature, >> rather than a pure combining sequence. >> Such technics can be used extensively to create lot of other symbols, by >> gluing any kind of wellknown glyphs for standard characters. >> Mathematics and technologies (but also companies for their private >> corporate logos and branding marks) are constantly inventing new symbols >> like this. >> >> >> Le sam. 27 oct. 2018 à 22:01, James Kass via Unicode <unicode@unicode.org> >> a écrit : >> >>> >>> Mr͇ / M=ͬ >>> >>> An image search for "magister symbol" finds many interesting graphics, >>> but I couldn't find any resembling the abreviation shown on the post >>> card. (Magister symbol appears to be popular for certain religious and >>> gaming uses.) >>> >>>