Celtic Designs from The Vortex of Éire by Grace Bridges
Writing fiction set in Ireland inspired me to draw original knotwork designs using ancient techniques from Celtic historical art, including the Book of Kells. 
Book Themed Items
You can also choose items with cover artwork from various books.

Posters, Clothing, Tote Bags, Mousepads, Pendants and more
Available in various colours, styles and sizes. Click to see the entire range.
A set of 6 different mailable postcards in jewel tones. These designs are inspired by short stories set in Belfast, part of the Mariah's Prologues series.
$7.99 for 6
(Postage not included)