Fortified house (majiculations at Corner) 1 bay deep, adjoining ivy grown building of same height
This is Monkstown Castle, Monkstown Co.Cork, the location was identified courtesy of derangedlemur
suggests machicolations rather than majiculations.
A machicolation (French, machicoulis) is a floor opening between the supporting corbels of a battlement, through which stones, or other objects, could be dropped on attackers at the base of a defensive wall.
In another one of Sharons links (NIAH) they are called, Bartizans - "gabled towers with corner bartizans to each corner"
Photographers: Frederick Holland Mares, James Simonton
Contributor: John Fortune Lawrence
Collection: The Stereo Pairs Photograph Collection
Date: Circa 1860-1883
NLI Ref: STP_1608
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