Illuminated initials (layout features)

Corbie, France, 2nd half of the 9th century.
MS M.336
Rome, Italy, 1503.
MS M.473
Florence, Italy, between 1470 and 1475.
MS M.497

Bury St. Edmunds, England ca. 1450.
MS M.4

England, 1425-1450.
MS M.125

England, ca. 1460.
MS M.124

Armenia, 17th century.
MS M.949
between 1400 and 1450.
MS M.39
Naples, Italy, end of the 15th century.
MS M.476