To commemorate the 250th anniversary of his birth and the 200th anniversary of his membership of the RSA
Text from Wikipedia, available under CC BY-SA 4.0.
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To commemorate the 250th anniversary of his birth and the 200th anniversary of his membership of the RSA
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-08-20 from Wikipedia. The archived copy is preserved so this citation survives link rot.