1860 U.S. Census (Extended Briggs Family):
Johnson County, Iowa (Washington Township, Frank Pierce Post Office)
Enumerated 29 June 1860
Nelson Dalby (i.e. Daily)2906 •• 41, male, farmer, born in Ohio
Nattie •• 38, female, born in Ohio
Mary •• 15, female, born in Ohio, attended school within the year
Prudence •• 13, female, born in Ohio, attended school within the year
Eliza •• 12, female, born in Ohio, attended school within the year
Eldridge •• 6, male, born in Iowa
Arthur Briggs2907 •• 61, male, farmer, born in Massachusetts
Polly •• 62, female, born in Vermont
Asa Briggs2908 •• 33, male, farmer, born in Ohio
Margaret •• 28, female, born in Ohio
Gilbert •• 9, male, born in Ohio, attended school within the year
Julius •• 5, male, born in Ohio, attended school within the year
Mary •• 3, female, born in Iowa
Elizabeth •• 1 female, born in Iowa
William P. Briggs, son of Arthur and brother to Nattie Daily and Asa Briggs, enumerated six dwellings after the extended Briggs family. Minerva Randell, to become Asa's wife in 1867, was age 20 and living with her parents in the household immediately preceding the Nelson Daily household.