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E. Howel Francis
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Journal Article

Transgressive welded ash-flow tuffs among the Ordovician sediments of NE Snowdonia, N. Wales Available to Purchase

E. HOWEL FRANCIS, MALCOLM F. HOWELLS
Published: 01 December 1973
Journal of the Geological Society (1973) 129 (6): 621–635.
DOI: https://doi.org/10.1144/gsjgs.129.6.0621
View PDF for article title, Transgressive welded ash-flow tuffs among the Ordovician sediments of NE Snowdonia, N. Wales
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Journal Article

Skipsey's marine band and red Coal Measures in Fife Free

E. Howel Francis, C. J. C. Ewing
Published: 01 March 1962
Geological Magazine (1962) 99 (2): 145–152.
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Journal Article

Coal Measures and volcanism off the Fife coast Free

E. Howel Francis, C. J. C. Ewing
Published: 01 November 1961
Geological Magazine (1961) 98 (6): 501–510.
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Journal Article

A volcanic vent in the Bogside mines, Fife Free

E. Howel Francis
Published: 01 November 1959
Geological Magazine (1959) 96 (6): 457–469.
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