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A study of the mortuary statistics of Philadelphia: comprising an analysis and classification of the causes of death given in the Health Officer's annual report for 1887, compared with the same reports for 1876 and 1886, and with the mortuary statistics of the United States as returned in the census of 1880 : with some comments on these reports, and suggestions respecting the future tabulations and publications of the mortuary statistics
A study of the mortuary statistics of Philadelphia: comprising an analysis and classification of the causes of death given in the Health Officer's annual report for 1887, compared with the same reports for 1876 and 1886, and with the mortuary statistics of the United States as returned in the census of 1880 : with some comments on these reports, and suggestions respecting the future tabulations and publications of the mortuary statistics