UPDATE – M&N Main Line – Schwartzburg to Hilbert New information and photographs of Plymouth, Wis., have been added to the Milwaukee & Northern main line from Schwartzburg Junction to Hilbert Junction page. The former M&N main line at Plymouth, Wis., on 13 March 2021. Photograph by Tom Bruss.A WSOR train passes the former MILW and C&NW depots at Plymouth, Wis., on 13 March 2021. Photograph by Tom Bruss. Previous Next You Might Also Like NEW – M&N Neenah Branch April 11, 2021 Update to Contact Information January 31, 2020 UPDATE – Reminders of the M&N Main Line – Schwartzburg Junction to Hilbert Junction October 12, 2020