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Y gwyddonydd

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Cyf. 30, Rhif 2 Gwanwyn 1993

Article title Author View Article PDF
[front matter] View Article
Golygyddol Glyn O. Phillips. View Article
Cannabis yn rhoi 'gweledigaeth' J.B.B. View Article
Dysgu gwyddoniaeth a mathemateg trwy'r Gymraeg Iolo Wyn Williams a Prys Morgan Jones. View Article
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Ben Thomas (1933-1992) R.E.H. View Article
Seismoleg a daeargrynfeydd Cymru Dyfed Elis Gruffydd. View Article
[cwis] Positron. View Article
Cemeg ac ecoleg môr : arolwg newydd / Tegwyn Harris. View Article
Hologramau mewn melysion Iolo ap Gwynn. View Article
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Portreadau o wyddonwyr o Gymru : yr Athro J. O. Williams / G.O.P. View Article
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Mae rhan gan yr wy i ddenu'r sberm. Iolo ap Gwynn Iolo ap Gwynn. View Article
Syr Humphry Davy Syr John Meurig Thomas. View Article
Y llanc o lan Conwy. Book review. R.E.H. View Article
Planhigion yr Wyddfa. Book review. R.E.H. View Article
Physical Bais of the direction of time. Book review. Ll.G.C. View Article
Oxford Illustrated Encyclopedia of invention and technology. Book review. I. ap G. View Article
Re-shaping life : Key issues in genetic engineering. Book review. I. ap G. View Article
Animal Physiology-adaptation and environment. Book review. I. ap G. View Article
Lleddfu effeithiau ffrwydradau nwyol gyda throchion dŵr Alwyn Jones. View Article
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Sarn Badrig, Cantre'r Gwaelod a dinasoedd coll Bae Ceredigion : golwg o\'r gofod / John P. Matthews. View Article
Pa mor hen? : HIV- damcaniaeth newydd. Ll. G. C. View Article
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[back matter] View Article

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