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 162,259 pages of information and 244,500 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.

Difference between revisions of "Heather Filters"

From Graces Guide
 
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[[image:Im194704AE-Heather.jpg|thumb| April 1947.]]
[[image:Im194704AE-Heather.jpg|thumb| April 1947.]]
[[image:Im194712AE-HeatherFilter.jpg|thumb| December 1948.]]
[[image:Im194712AE-HeatherFilter.jpg|thumb| December 1948.]]
[[image:Im194802AE-Heather.jpg|thumb| February 1948.]]
[[image:Im195210HVE-Heather.jpg |thumb| October 1952.]]
[[image:Im195210HVE-Heather.jpg |thumb| October 1952.]]



Latest revision as of 11:29, 11 March 2016

April 1947.
December 1948.
February 1948.
October 1952.

Heather Filters Ltd. of St. James's Place, London.

See Also

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Sources of Information