| Sources |
- [S26] Rita Wolfmeyer.
- [S189] 1930 US Census, Block 1258, Ward 13, Milwaukee, Milwaukee Co., Wisconsin; 40-152; Sheet 19A; h.9 f.9; Francis Troka; 14 March 2010.
- [S181] 1910 US Census, Ward 13, Milwaukee, Milwaukee Co., Wisconsin; 134; Sheet 7A; h.28 f.125; Frances Troka; 16 March 2010.
- [S173] 1920 US Census, Ward 13, Milwaukee, Milwaukee Co., Wisconsin; 155; Sheet 6B; h.83 f.129; Francis Troka; 16 March 2010.
- [S189] 1930 US Census, Block 1258, Ward 13, Milwaukee, Milwaukee Co., Wisconsin; 40-152; Sheet 19A; h.9 f.9; Clara Troka; 14 March 2010.
- [S202] Wisconsin Death Index, 1959-1997, #204117.
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