The Royal Institute of Chemistry : patron: H.M. The Queen : 30 Russell Square, London, W.C.1. : [Letterhead].
- Royal Institute of Chemistry.
- Date:
- 1970?
Licence: In copyright
Credit: The Royal Institute of Chemistry : patron: H.M. The Queen : 30 Russell Square, London, W.C.1. : [Letterhead]. Source: Wellcome Collection.
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