Cut away side elevation of the Proteus Bluebird with details of engine etc., from an original illustration by Theo Page, MSIA. n.d. [1964-]. Science Museum Group photograph.
![Cut away side elevation of the Proteus Bluebird with details of engine etc., from an original illustration by Theo Page, MSIA. n.d. [1964-]. Science Museum Group photograph.](https://i.redd.it/z0q891tbdpsf1.jpeg)
Posted Oct 2, 2025, 1:47 PM UTC
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Posted Oct 2, 2025, 1:47 PM UTC