Home > Book > Gramadeg y Gymraeg Gramadeg y Gymraeg Author(s) Peter Wynn Thomas Paperback - £19.99 Language: Welsh October 1996 · 848 pages ·234x156mm · Paperback - 9780708313459 About the Author(s) Author(s): Peter Wynn Thomas Dr Peter Wynn Thomas is a Welsh authority on the history and development of the Welsh language from its beginnings to the present day. Read more