共 11 条
- [1] COLLINSON J, MARYLAND STATE DEP H
- [2] *DEP HLTH, 1927, DEP HLTH, P102
- [3] *DEP HLTH, 1926, DEP HLTH, P10
- [4] *DEP HLTH, 1927, DEP HLTH, P109
- [5] FOUDRAY E, 1923, US CENSUS BUREAU
- [6] FOUDRAY E, 1919, US ABRIDGED LIFE TAB, P9
- [7] GLOVER JW, 1910, US LIFE TABLES, P245
- [8] GLOVER JW, 1890, US LIFE TABLES, P245
- [9] GLOVER JW, 1901, US LIFE TABLES, P245