Archive > 2019 > August 2019 > Repairing a Stone Gear

Repairing a Stone Gear

The article "Repairing a Stone Gear" appeared in the August 2019 issue of Gear Technology.

How do you fix a stone gear that has a chipped tooth and has surfaces roughened by acid erosion and covered in black grime? You bring in an art conservator.

stone gears, Iowa State University, Marston Muses

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