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Joseph Alexander Gray fonds
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Helium and Radio-activity in Rare and Common Minerals
Helium and Radio-activity in Rare and Common Minerals
Correspondence with Sir Ernest Rutherford, 1908
Correspondence with Sir Ernest Rutherford, 1908
An Experimental Investigation of the Nature of γ Rays - No. 2
An Experimental Investigation of the Nature of γ Rays - No. 2
Secondary γ rays due to the γ Rays of Radium C (from Philosophical Magazine)
Secondary γ rays due to the γ Rays of Radium C (from Philosophical Magazine)
Correspondence with Sir Ernest Rutherford, Transcripts
Correspondence with Sir Ernest Rutherford, Transcripts
Personal Material: Cards, Invitations, Receipts, etc. (2)
Personal Material: Cards, Invitations, Receipts, etc. (2)
On the Accumulation of Helium in Geological Time
On the Accumulation of Helium in Geological Time
General Correspondence 1908-1933
General Correspondence 1908-1933
Medical Lectures
Medical Lectures
Correspondence with Sir Ernest Rutherford, 1909
Correspondence with Sir Ernest Rutherford, 1909
Results 11 to 20 of 430