1925 – Engine Roundhouse, Portadown, Co. Armagh Architect: F.A. Champion One of two roundhouses to the same design on the Great Northern Railway system – the other at Clones still stands today.
1926 – Former Great Northern Railway Engine Shed, Clones, Co. Monaghan Architect: F.A. Champion According to family lore, a member of the local Madden family who were major shareholders in the Great Northern Railway visited Milan.