Cardiff: J.E. Jones, Plaid Cymru, ca. 1959. 12mo. Wraps. 22 p. 
"The substance of the following pamphlet was first given in the form of two addresses to the Summer School of Plaid Cymru. The first of these was delivered at Portmadoc in August 1955 and the second at Llangefni in August 1959." Jones was Vice-Predisent of Plaid Cymru, the Welsh nationalist organization.