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Date: |
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Description: | Four-prism spectograph, roughly semi circular, with three legs.
A negative number C7434/1a, 3a and 5a. | Publisher: | "http://collections.rmg.co.uk/" | Subjects: | spectrographs | Source: | Royal Museums Greenwich | Identifier: | http://collections.rmg.co.uk/collections... | Go to resource |
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