Mary Plain V.I.P by Gwynedd Rae, 1961

Mary Plain In Trouble By Gwynedd Rae, Janina Ede 1972 Knight Books PB

Mary Plain in Trouble by Gwynedd Rae - Paperback - 1972

Mary Plain and the Twins (Knight Books) by Rae, Gwynedd Paperback Book The Cheap

Unread Gwynedd Rae ~ Mary Plain and the Twins ~ Red Knight, 1970

Mary Plain's Whodunit By Gwynedd Rae, Janina Ede 1973 Knight Books PB

Mary Plain in Town Gwynedd Rae, Illust. Irene Williamson, 1943

GWYNEDD RAE : Mary Plain Goes to America - Knight P/B Book 1971 *FREE UK P&P*