William John Roberts (1906 – 1982), Bethesda Items 7 items Type Story Uploaded by William John Roberts (1906-1982)
Chwarel y Penrhyn, by W. J. Roberts Items 5 items Type Collection Uploaded by William John Roberts (1906-1982)
Vol.1 of a manuscript of the history of Penrhyn Quarry, Gwynedd, by W. J. Roberts, c.1970 Type Item Uploaded by William John Roberts (1906-1982)
Vol.2 of a manuscript of the history of Penrhyn Quarry, Gwynedd, by W. J. Roberts, c.1970 Type Item Uploaded by William John Roberts (1906-1982)
Vol.1 (transcription) of a manuscript of the history of Penrhyn Quarry, Gwynedd, by W. J. Roberts, c.1970 Type Item Uploaded by William John Roberts (1906-1982)
Vol.2 (transcription) of a manuscript of the history of Penrhyn Quarry, Gwynedd, by W. J. Roberts, c.1970 Type Item Uploaded by William John Roberts (1906-1982)
Index pages of a manuscript of the history of Penrhyn Quarry, Gwynedd, by W. J. Roberts, c.1970 Type Item Uploaded by William John Roberts (1906-1982)
Reviewing Geology at Oriel Ynys Mon Items 29 items Type Collection Uploaded by Linking Natural Science Collections in Wales
Oriel Ynys Môn - Geology Collection Items 13 items Type Collection Uploaded by Linking Natural Science Collections in Wales
