Johns Hopkins University News-letter, Volume 35, Number 49 (1931 May 01)
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Johns Hopkins University News-letter, Volume 09, Number 07 (1905 February 17)
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Johns Hopkins University News-letter, Volume 35, Number 48 (1931 April 28)
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Johns Hopkins University News-letter, Volume 09, Number 06 (1905 January 20
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Johns Hopkins University News-letter, Volume 35, Number 47 (1931 April 24)
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Johns Hopkins University News-letter, Volume 09, Number 05 (1904 December 23)
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Johns Hopkins University News-letter, Volume 35, Number 46 (1931 April 21)
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Johns Hopkins University News-letter, Volume 09, Number 04 (1904 December 09)
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Johns Hopkins University News-letter, Volume 35, Number 45 (1931 April 17)
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Johns Hopkins University News-letter, Volume 09, Number 03 (1904 November 18)
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