The 1880 Federal census for Cuyahoga county, Ohio, documented Alois and Rosina living at 37 Marion Street, Cleveland, with their very large household. Records begin on sheet line 17. Individuals listed are:
Louis (Alois), 52
Rosa (Rosina), 46
The four young adults are all children from previous marriages: William and Frank from Alois’ marriage to Josepha Pfaller in Johnstown, Pennsylvania; Catharine (Kate) and Matthias from Rosina’s previous marriage to Joseph Keller.