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Henderson, Robert, 1871— #**F, 5126.91 Mortality laws and statistics. Ist edition. Ist thousand, — New York. John Wiley & Sons, Inc. I915. ‘v, 111 pp. Tables. | [Mathematical monographs. No. 15.] 234 cm.
i. aa pv This card was printed at the Boston Ss Public Library, June 28, 1917.
VY" Li930 — S.r. — Mortality. — Statistics. Theory and methods.