UPDATE – M&N Main Line – Schwartzburg to Hilbert The Milwaukee & Northern Main Line – Schwartzburg Junction to Hilbert Junction page has been updated, including new information and photographs of Grafton, Fredonia, Random Lake, and Waldo, Wis. A WSOR train heads north via the former M&N main line at Random Lake, Wis., on 13 March 2021. Photograph by Tom Bruss.A WSOR train heads north via the former M&N main line at Random Lake, Wis., on 13 March 2021. Photograph by Tom Bruss.A WSOR train heads north via the former M&N main line at Fredonia, Wis., on 13 March 2021. Photograph by Tom Bruss.A WSOR train heads northeast via the former M&N main line at Grafton, Wis., on 13 March 2021. Photograph by Tom Bruss. You Might Also Like Reminders of M&N Update April 6, 2020 Railroad History Updates March 17, 2020 Information December 23, 2019