handscribed illumination from the ancient Irish 'Book of Kells' that contains the four gospels of the new testament, along with other text and tables, done by Celtic monks around the 8th century, or possibly earlier.
"The fractal geometry of the structure of the vacuum of space encoded into our musical systems! Explore further the fractal holographic nature of the cosmos: http://cosmometry.net/basics-of-the-music-system"
Interlacing lions and vines from the Book of Kells, illuminated manuscript. Just beautiful work done in dank, dark rooms. I remember when the Book of Kells came to NY in the 70's(?) the more I looked the more I saw. Revelatory.
Secular Miniaturist workshops began springing up in towns from the 12th Century onwards, near the monastic centres that had been illustrating religious texts. Initials became increasingly elaborate, sometimes filling an entire page.