Complex sentence: An original store window and Tyndall stone surround is mounted in the arena concourse to house a collection of Eaton's memorabilia, in addition two war memorials were incorporated into the building.
Split into simpler sentences: An original store window and Tyndall stone surround is mounted in the arena concourse to house a collection of Eaton's memorabilia. In addition, two war memorials were incorporated into the building.