The Nuttall Encyclopedia
City of Würtemberg, on the Danube, 46 m. SE. of Stuttgart; was an imperial free city, and is a place of great importance; is famed for its cathedral, which for size ranks next to Cologne, as well as for its town hall; has textile manufactories and breweries, and is famed for its confectionery; here General Mack, with 28,000 Austrians, surrendered to Marshal Key in 1805.
Wood, James, ed. Entry for 'Ulm'. The Nuttall Encyclopedia. https://www.studylight.org/encyclopedias/eng/nut/u/ulm.html. Frederick Warne & Co Ltd. London. 1900.