We have here some hand-drawn initials, which reference back to the medieval Books of Hours and other documents. They are drawn with skill and humour.
The artist states “These are initials adapted from the Macclesfield Alphabet Book, a fifteenth-century manuscript. They are modern ink on scraps of vellum”.
Medieval examples:

When not hiding in the fifteenth century, and sometimes even then, Jennifer A. McGowan has published poetry and prose in many magazines and anthologies on both sides of the Atlantic, including Pank and The Rialto. Her latest collection, With Paper for Feet, a series of dramatic monologues and folk tales, is available from Arachne Press (UK). She is also a calligrapher and illuminator. (Calligraphers are the only job/skill who don’t have a patron saint. They have a patron demon, Titivillus 🙂 )