Selections from the Hengwrt Mss. Preserved in the Peniarth Library: Y Seint Greal : being the advertures of king Arthurs knights of the round table in the quest of the holy greal, and on other occasions ; original written about the year 1200, Volume 1

A Biographical Dictionary of Eminent Welshmen: From the Earliest Times to the Present, and Including Every Name Connected with the Ancient History of Wales ...

Engineering and Economic Characteristics of Commercial Wood Gasifiers in North America