Todd's brigade moved to the Toul sector in September. In the middle of the month, the 58th Artillery brigade took part in the Battle of Saint-Mihiel. Later that month, Todd was assigned to command the 1st Division Artillery, an organization that included his brigade, the 1st Field Artillery Brigade, and two Coast Artillery regiments. Beginning in late September, Todd's command took part in the Meuse–Argonne offensive. Near the end of the month, Todd was assigned to command the 91st Division Artillery, which included his 58th Artillery Brigade, the 158th Artillery Brigade, and one battalion of the 65th Coast Artillery Regiment.