Note: Jefferson County was known as Jones County at the time of the 1860 census of the Nebraska Territory. The only name found for the Jones County mortality schedule was listed at the end of the Gage County schedule, page 2.
"Schedule 3.---Persons who Died during the Year ending 1st June, 1860 in the County of Jones, Territory of Nebraska, enumerated by me, Phil Reily, Ass't Marshal.
| NAME | AGE | SEX | MARITAL | BIRTH PLACE | DEATH MONTH | OCCUPATION | CAUSE OF DEATH | # DAYS ILL |
| Mill, Romant O. | 4/12 | M |   | Missouri | February |   | ill from birth |   |