According to the family traditions recounted by by Kenneth Wayne Beckman,
2890 the 2nd daughter of Rolf and Atge Beckman was named Eske, married to John Ommen.  It is reported that the couple had children named Ernest, Albert, Ralph, Ester and Otto.  The following listing may well be this family, although the children do not exactly match the family tradition.
1880 Census of Charlotte, Livingston Co IL
Name                 	AgeJohn Ommen       	46     Hanover
Elizabeth Ommen	31     Hanover
Albert G. Ommen	11     IL
Lena A. Ommen	10     IL
Maggie L. Ommen	  9     IL
Ralph C. Ommen	  7     IL
Edward S. Ommen	  2     IL
1900 Census of Charlotte, Livingston Co IL
Name                 	Age
John Ommin        	66    Feb 1834   Germany Germany Germany (m 33 years) immigration year 1858
Lizzie Ommin       	52    Dec 1848   Germany Germany Germany (m 33 years, mother of 8, 8 living)
Minnie Ommin     	17    Sep 1882   IL Germany Germany
Edward Ommin  	22    Oct 1877   IL Germany Germany
Amelia Ommin     	11    Apr 1889   IL Germany Germany
Otto Ommin       	  9    Jan 1888    IL Germany Germany