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Cymru a Heddwch Byd 1938-1939

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Yr Eglwysi (Cymreig) a Chynghrair y Cenhedloedd...

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Atodiad Cofraglen Agoriad y Deml Heddwch, 23...

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Cymru a Heddwch Byd 1936-1937

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Cymru a Heddwch Byd 1924

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Cymru a'r Gynghrair 1927

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Arloesi Dros Heddwch - Adroddiad blynyddol 1926...

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Harry M Riding, non conscription fellowship...

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Wales for Peace Project Youth Mural

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Welsh League of Nations Union: Daffodil Days...

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WCIA 'Belief and Action' WW1...

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Faith Leaders' Peace Petition for a League of...

Casgliad: 4 eitem

Temple of Peace

Casgliad: 14 eitem

League of Nations Union (LNU)

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League of Nations Union Annual Report 1930

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The League Of Nations Union Year Book 1934

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' The International Federation of League of...