The 3682 Welther, a background asteroid with a rotation period of 3.6 hours which was discovered by K. Reinmuth in 1923, was named after Barbara Welther, an American historian of science.
3682 Welther, provisional designation A923 NB, is a background asteroid from the central regions of the asteroid belt, approximately 19 kilometers (12 miles) in diameter. The asteroid has a rotation period of 3.6 hours. It was discovered on 12 July 1923, by German astronomer Karl Reinmuth at the Heidelberg Observatory in southwest Germany. It was named after Barbara Welther, an American historian of science at CfA. 
