Document ReferencePPM/15/44/1-4
Title35 mm slides from a single hanging slide storage sheet labelled 'Acoustic control (2000) AC(1-'; 2000
Extent4 slides
Access ConditionsAccess is restricted under current Data Protection legislation. Also, access to the original slides is restricted for preservation reasons; readers are expected to use surrogate digital images. Please see our Access Policy or contact us for further advice.
Content DescriptionSlides include diagrams of coils and acoustic screens.
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