The Tarot Garden
Niki de Saint Phalle, 1999

Wonderful book on the artist's fantastical creation in Tuscany.

Technical-Historical Glossary of Mosaic Art
Manuela Farneti, 1993

English-Italian dictionary of technical terms, valuable reference.

Tecniche Decorative in Mosaico
Giovanna Galli, 1996

In Italian, many illustrations

By the same author: La Mosaique

The Technique of Mosaic
Arthur Goodwin, 1985

Excellent reference. One of my favorites.

The Terrace Houses in Ephesus
Multiple authors, no date

Guidebook.

Thames and Hudson Manual of Mosaic
J. Mellentin Haswell, 1973

Very thorough and complete.

Tile Style
Jill Blake, 1996

Resource guide with suggested uses.

Tile Style Pattern Guide
Jill Blake, 1996

Same book as above.

Tiling and Mosaics in a Weekend
Deena Beverly, 1999

Project-based book

Tunisian Mosaics
Smithsonian Institute, 1967

Exhibition catalog.

Volubilis de Mosaique a Mosaique
Limane, Rebuffat, Drocourt, 1997

In French, beautiful photos of Morroccan site.

Working with Tile
Jim Barrett, 1994

Technical manual, good illustrations