Autograph letter signed to
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Autograph letter signed to
Copy of letter to J.J. Sylvester
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Copy of letter to J.J. Sylvester
Copy of letter to J.W.L. Glaisher
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Copy of letter to J.W.L. Glaisher
Copy of paper
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Copy of paper
?Draft aurograph letter signed to Newton Wallop, 6th Earl of Portsmouth
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?Draft aurograph letter signed to Newton Wallop, 6th Earl of Portsmouth
Draft? autograph letter signed to C.E. Searle
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Draft? autograph letter signed to C.E. Searle
Notebook
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Notebook
Notes on Newton
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Notes on Newton
Notes on Newton's Principia.
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Notes on Newton's Principia.
'Notes on the writing of the Principia'.
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'Notes on the writing of the Principia'.