Staff. "M-26–Silver River Culvert". Historic Sites Online. Michigan State Housing Development Authority. Archived from the original on June 6, 2011. Retrieved August 12, 2009.
Staff. "M-26–Cedar Creek Culvert". Historic Sites Online. Michigan State Housing Development Authority. Archived from the original on June 6, 2011. Retrieved August 12, 2009.
Staff. "M-26–Silver River Culvert". Historic Sites Online. Michigan State Housing Development Authority. Archived from the original on June 6, 2011. Retrieved August 12, 2009.
Staff. "M-26–Cedar Creek Culvert". Historic Sites Online. Michigan State Housing Development Authority. Archived from the original on June 6, 2011. Retrieved August 12, 2009.