Published
1977
Archive Unit
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- Bookmark:http://archiveshub.jisc.ac.uk/data/gb275-jeffreys/jeffreys/b1-b316/b192-b211/b194-b199/b194
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- ReferenceGB 275 Jeffreys/B1-B316/B192-B211/B194-B199/B194
- Dates of Creation1977
- Physical Descriptionpaper