Otto Sr. and Lisette Hahn House

The house was built between 1850 and 1857; Otto Sr. and Lisette Hahn, both German immigrants, bought it in 1866.

The one-story brick house has a side gable plan, a popular vernacular layout in the mid-nineteenth century in which a building's gable roof ran parallel to the front facade.

Otto Hahn was a harness and saddle maker by trade, and he added a workshop to the rear of the house to expand his business.

Hahn and his descendants owned the house until 1952, when the family sold it to Sauk City for use as a local history museum.

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