These are the stables on the Rockingham Estate in Boyle, Co. Roscommon - home to the King family (the Estate, not the Stables!). It looks as if real horse-drawn conveyances and horse power as we know it today were still co-existing quite happily there. The main vehicle is allegedly a Panhard! Let the automotive arguments commence...
Photographer: Probably Robert French of Lawrence Photographic Studios
Date: 1903 (thanks Robinson_Luzo
NLI Ref.: L_ROY_07331
Owner: National Library of Ireland on The Commons
Source: Flickr Commons