documents
The Diplomas etc of Charles Babbage (bound volume). Social diary of Charles Babbage (1844) . Letters from the Duke of Somerset to Charles Babbage [See entries for pts. 1-3]
The Diplomas etc of Charles Babbage (bound volume). Social diary of Charles Babbage (1844) . Letters from the Duke of Somerset to Charles Babbage [See entries for pts. 1-3]