[3] The cathedral was described by a contemporary guide book in glowing terms: "This edifice may be ranked among the finest public buildings in Ireland, and is another enduring monument of the genius of Mr. Duff, who has studded the north of the kingdom, as it were, with evidence of his own ability, and of the good sense of his countrymen in employing a native artist.

The site upon which the church on Jocelyn St. was built was leased by the Dundalk Presbyterian Congregation from the local landlord the Rt.

Small four-bay gabled hall in a Tudor-Gothic idiom whose site and proportions blend nicely with the classical Methodist church across the street.

Like Duff's nearby St. Patrick's, this small building has a Perp window in each gable, four-centred arched entrances and pinnacled buttresses defining each bay.

And the features can be clearly seen to the exterior of this Church include such pointed arches over doors and windows, and it has buttressed walls, which incorporate pinnacles to their top.

The Tudor style of architecture tended to contain mullioned windows, half-timbered work, and warm interior panelling and more comfortable furnishings.