In the Easter Rising, Charles Eason and Son’s business was levelled by a British siege gun. The Easons owned two stores right around the corner from each other on Sackville Street and Middle Abbey Street, less than 50 yards from the GPO.  The Eason family decided to stick around and rebuild. They’d bought the Sackville Street shop thirty years before, in 1887, and the Middle Abbey Street one in 1866. They combined the two sites into one large, gracious store over five floors, with handsome stone facades. It became their new headquarters. The Sackville Street — now known as O’Connell…