Had hoped that the boards leaning up against Jordan's windows on the right there were news posters, but it looks like a bar and they're ads for whiskies. However, some dating information might be gleaned from the posters in the windows for a Collection to do with the Cathedral, and a Passion Play.
Photographer: Poole Photographic Studios
Date: Early 1890s?? (Definitely between 1884 when bell tower was added to St. Aidan's Cathedral and 1908 when third storey was added to the Market House)
NLI Ref: POOLEWP 0478
You can also view this image, and many thousands of others, on the NLI’s catalogue at catalogue.nli.ie
Owner: National Library of Ireland on The Commons
Source: Flickr Commons