Webster's encyclopedia of dictionaries

Eitemau Tebyg

• The Webster encyclopedic dictionary of the english language.
  Cyhoeddwyd: (1971)
• The new Webster dictionary of the english language.
  Cyhoeddwyd: (1971)
• Webster's new international dictionary of the english language. Volume I : utilizing all the experience and resources of more than one hundred years of genuine webster dictionaries
  Cyhoeddwyd: (1946)
• Webster's new international dictionary of the english language. Volume II : utilizing all the experience and resources of more than one hundred years of genuine webster dictionaries
  Cyhoeddwyd: (1946)
• The world book encyclopedia.
  Cyhoeddwyd: (1974)