Here is the 1920 US Census for the Otto Junghans Jr, the grandson of Carl Heinrich and Christliebe Junghans.
Otto, employed as a farmer, was living in Mequon with wife Ella and children Lydia, Gerhardt and Gilbert.
Genealogical site for the descendants of Carl Heinrich Junghans from Saxony, Germany. Contact me for the most comprehensive copy of the family tree. Junghans - Wisconsin; Yunghans - Indiana