Sources
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 | Hennion, Abel - 1900 US Federal Census Abel Hennion, age 41, was living in Caldwell, NJ and working as a carpenter. Family included wife Zoe (37) and children Leroy (13), Forrest (12), Ethel (10), Ellner (8), Elcie (6), Zoe (3), and Dorothy (1). Only Forrest and Leroy were in school. |
 | Hennion, Abel - 1910 US Federal Census Abel Davis Hennion, age 50, was living in Cedar Grove, NJ, and working as a carpenter. Family included wife Zoe (47) and children Ethel (20), Eleanor (18), Elsie (16), Zoe (13), and Dorothy (11). Ethel and Eleanor were both working as stenographers. |
 | Hennion/Judd - 1920 US Federal Census In 1920 Zoe Hennion was living in Manhattan with her two youngest daughters (Zoe, 23, and Dorothy Judd, 21) and her son-in-law (Lawrence Judd, 21). Lawrence was working as an accountant and Zoe was working in an office. Although Zoe was still married to Abel, Abel was living in Caldwell, NJ with his widowed mother and sister. |