These letters, spanning 1885 to 1886, are from the residents and offices of Hamilton County, Kansas regarding its organization to Kansas Governor John Martin. Many of the letters are signed petitions confirming the population requirements are met for the county's organization. A Governor's Proclamation appoints an official to verify that the county meets requirements. Other letters request the appointment of the county seat and county officials like the commissioners, clerk, and census taker. Hamilton County was organized on January 29, 1886 and named for Alexander Hamilton.