Wisconsin 101

OBJECT HISTORY: John Roundtree’s Sword

John Rountree’s officer’s sword is thirty and three-quarters inches long from tip to pommel with a 26-inch blade of curved steel. When you hold it, it is eerie to know that this sword might have been used in actual battle by John…

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July 20, 2025

John Rountree's Sword / Grant County / 1787-1848 / Platteville / 1848-1877 / Mining Industry / Politics & Government / Region 6 - South West

John H. Rountree and the Founding of Platteville

By many measures, John H. Rountree fit the archetype of a successful 19th century American pioneer. Born in 1805 in Kentucky, he made his fortune staking a claim near the Platte River in the then lucrative lead mining region of southwestern Wisconsin,…

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July 20, 2025

Broad History / Education / Grant County / Industry / Related Stories / Platteville / Mining Industry / Manufacturing & Trade / Nature & Environment / Region 6 - South West / Ingersoll-Sergeant Pneumatic Rock Drill

Platteville’s Mining History

The Platteville lead boom spanned from 1827 to 1849, bringing diverse groups of people and the mining industry to what would later become southwest Wisconsin. In 1827, galena (lead ore) was discovered in Platteville by frontiersmen exploring the Northwest Territory, which included…

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December 21, 2022

Grant County / Education / Object Histories / Industry / Platteville / Mining Industry / 1877-1900 / Manufacturing & Trade / Region 6 - South West / Ingersoll-Sergeant Pneumatic Rock Drill

OBJECT HISTORY: Ingersoll-Sergeant Pneumatic Rock Drill

The Ingersoll-Sergeant pneumatic rock drill stands in front of the Rountree Hall Apartments in Platteville, serving as an important symbol of Platteville’s mining history. The drill was manufactured by the Ingersoll-Sergeant Rock Drill Co. sometime between 1888 and 1905. Continued improvements in…

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December 13, 2022

Industry / Grant County / Object Histories / Platteville / Ethnicity & Identity / Mining Industry / 1877-1900 / Manufacturing & Trade / Region 6 - South West / James D. Williams' Windlass

OBJECT HISTORY: James D. Williams’ Windlass

This is a machine used to lower and raise miners and materials through mine shafts in the lead mining region around Platteville, Wisconsin. Made from wooden supports with a wooden barrel shaft and crank attached to a rope with a bucket, a…

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August 1, 2018

Grant County / Industry / Platteville / 1787-1848 / Ethnicity & Identity / Iowa County / Related Stories / 1848-1877 / Pleasant Ridge / Manufacturing & Trade / Society & Religion / Region 6 - South West / James D. Williams' Windlass

Slavery in Wisconsin

It may come as a surprise to learn that during the seventeenth, eighteenth, and nineteenth centuries slavery existed in the region that would become the state of Wisconsin. Over this period, thousands of enslaved African Americans or enslaved American Indians lived and…

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August 1, 2018