St Mark's Unitarian Church, Castle Terrace, Edinburgh

David Bryce, 1834-5. Baroque/Mannerist church with Jacobean parapet.

NE (CASTLE TERRACE) ELEVATION: 2-storey and basement 3-bay Baroque elevation to church. Polished sandstone ashlar, channelled to ground floor. Bays divided by channelled pilaster strips to ground (Doric pilasters flanking doorpiece), Corinthian pilasters at 1st floor (paired flanking larger central window). Stone steps over-arching basement area to panelled and decoratively carved 2-leaf studded timber door in round-arched opening; doorpiece with Doric columns and open-topped segmental pediment enclosing heraldic cartouche; blocked windows in moulded surrounds in flanking bays; 3 tall round-headed aproned windows with lattice leaded glazing to 1st floor with scrolled open-topped segmental pediments containing cartouches. Deep bracketed cornice; pierced strapwork parapet to roof, inscribed centre panel (see Notes), scrolled open-topped segmental pediment with cartouche and finials; urns to outer corners.

INTERIOR: slim cast-iron Doric columns and decorative consoles support horse-shoe gallery with original pews; fluted Corinthian columns supporting arched, compartmented ceiling. Round-arched 2-light windows with lozenge-pattern leaded glass flanking white painted, octagonal sounding board with finialled ogee canopy (see Notes). Organ to rear of gallery in carved wooden case (see Notes).

RAILINGS AND LAMP STANDARDS: spear-headed cast-iron railings and decorative cast-iron lamp standards flanking entrance.