"An aerial view looking southeast at a northern portion of Downtown Columbus.  The picture features Union Station and the Arcade, 400 North High Street, and the One Nationwide Plaza building, 1 Nationwide Plaza and 263 North High Street, under construction.  Ground was broken for the building on July 12, 1974.  The building was dedicated on May 4, 1978.  See also: "Ground Broken For Nationwide Plaza" in the Columbus Dispatch, July 13, 1974, page 2."
David E. Lucas
<a rel="nofollow" class="external free" href="https://digital-collections.columbuslibrary.org/digital/collection/p16802coll19/id/6327">https://digital-collections.columbuslibrary.org/digital/collection/p16802coll19/id/6327</a>