General Sources

1. 1850 Census
   

   1850 Census - Polk Co., Iowa - Sept 10, 1850
   |f# |name                 |ag|s|occu   |birth
   |631|William Derrickson   |37|m|Farmer |Ohio
   |   |Mary A. Derrickson   |36|f|       |Delaware
   |   |Erastus Derrickson   |15|m|Farming|Ohio
   |   |Sarah A. Derrickson  |11|f|       |Indiana
   |   |William W. Derrickson|9 |m|       |Indiana
   |   |Charles W. Derrickson|7 |m|       |Illinois
   |   |Dwight Derrickson    |5 |m|       |Illinois
   |   |James S. Derrickson  |1 |m|       |Illinois
   

2. 1860 Census
   

   1860 Census - Polk County, Iowa - June 4, 1860
   |h#|f#|name            |age |s|occu   |re|pe |birth   |twp
   |81|78|E.S. Derickson  |23  |m|Laborer|95|100|Ohio    |Madison
   |  |  |B.E.Derickson   |18  |f|       |  |   |Kentucky|
   |  |  |Alonzo Derickson|8/12|m|       |  |   |Iowa    |