Grace's Guide To British Industrial History

Registered UK Charity (No. 115342)

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.

Llewellyn (Cyfarthfa)

From Graces Guide
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Coal mine, of Merthyr Tydfil

1930 Amalgamated with other collieries as Welsh Associated Collieries

1933 Owned 2 mines - Berry Level and Castle at Troedyrhiw.

1936 Welsh Associated Collieries were absorbed into the Powell Duffryn Associated Collieries.


See Also

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Sources of Information

  • Durham Mining Museum