Beginning Welsh Research, 3rd edition, by Annie Lloyd (self-published, $20 at www.willowbendbooks.com)
Researching Family History in Wales by Jean Istance and E.E. Cann (Federation of Family History Societies, 5.50 pounds—about $10—at www.ffhs.co.uk)
Second Stages in Researching Welsh Ancestry edited by John and Sheila Rowlands (Genealogical Publishing Co., $13)
The Surnames of Wales by John and Sheila Rowlands (Genealogical Publishing Co., $19.95)
Welsh Family History: A Guide to Research, 2nd edition, edited by John and Sheila Rowlands (Genealogical Publishing Co., $19.95)
Welsh Surnames by T.J. and Prys Morgan (University of Wales Press, out of print)