"National Register of Historic Places Inventory - Nomination Form". National Park Service. pages 2, 10. Retrieved November 13, 2017. "The statue was … hoisted to the top of the tower in fourteen sections in 1894." (pg.10) "The tower rising 548 feet, City Hall was the highest occupied building in America…" (pg.2)
Barfield, Jennifer; Dot Boersma; Matthew White (September 25, 2005). "Architecture". Tenth Presbyterian Church (Presbyterian Church in America). Archived from the original on March 7, 2012. Retrieved 2022-06-21.
Barfield, Jennifer; Dot Boersma; Matthew White (September 25, 2005). "Architecture". Tenth Presbyterian Church (Presbyterian Church in America). Archived from the original on March 7, 2012. Retrieved 2022-06-21.