Organization, 1840 144 Division, 1848 144 County Seat Located at Buena Vista 145 First Election 145 Division of the County, 1853 146 Present Limits 146 General Description 146 Monument Rock 147 Towns and Date of Organization 148 St. Croix County Agricultural Society 148 Pomona Grange 148 Agricultural Statistics 148 Manufactures 149 St. Croix Poor Farm 149 First Tax Roll of County, 1848 149 Hudson City 152 Original Claimants 153 First Survey, etc. 153 First Deed Recorded 154 City Government 155 Mayors of the City 155 City Schools 155 Military Institute 156 Mills and Manufactories 156 Banks 156 Oliver Wendell Holmes Hospital 157 Water Works 158 Hotels, the Great Fire, 1866 158 Social and Benevolent Organizations 159