Floyd, W. Warner; Ellen Mertins (March 23, 1976). "Cassimus House". National Register of Historic Places Inventory-Nomination Form. National Park Service. Archived(PDF) from the original on March 15, 2014. Retrieved March 15, 2014. See also:"Accompanying photos". Archived(PDF) from the original on March 15, 2014. Retrieved March 15, 2014.
webcitation.org
Floyd, W. Warner; Ellen Mertins (March 23, 1976). "Cassimus House". National Register of Historic Places Inventory-Nomination Form. National Park Service. Archived(PDF) from the original on March 15, 2014. Retrieved March 15, 2014. See also:"Accompanying photos". Archived(PDF) from the original on March 15, 2014. Retrieved March 15, 2014.