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1.
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Title: Heinzmann, Henry George; personal knowledge
Author: Heinzmann, Henry George
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2.
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Title: United States Federal Census 1930
Page: Series T626, Roll1360, Page 11B New Jersey, Hudson, Weehawken
Author: Bureau of the Census, Department of Commerce
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3.
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Title: United States Federal Census 1900
Page: Series T623, Roll 974, Page 37A New Jersey, Hudson, Weehawken
Author: Bureau of the Census, Department of Commerce
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4.
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Title: United States Federal Census 1910
Page: Series T624, Roll 893, Page 4B New Jersey, Hudson, Weehawken
Author: Bureau of the Census, Department of Commerce
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5.
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Title: United States Federal Census 1920
Page: Series T625, Roll 1050, Page 15A New Jersey, Hudson, Weehawken
Author: Bureau of the Census, Department of Commerce
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6.
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Title: United States Federal Census 1940
Page: Series T627, Roll 2353, Page 3A New Jersey, Hudson, Weehawken
Author: Bureau of the Census, Department of Commerce
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7.
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Title: United States Social Security Death Index
Publication: Name: Washington, D.C.;
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8.
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Title: United States Federal Census 1930
Page: Series T626, Roll 1360, Page 11B New Jersey, Hudson, Weehawken
Author: Bureau of the Census, Department of Commerce
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