Paper Mill, Chirnsidebridge

David Cousin, architect, dated 1842, with dated alterations and additions in 1852, and 1897; later alterations, some demolition and additions. 2- and 3-storey W-E range, sited on land falling to E with tall brick stalk to N. Squared and snecked sandstone with droved ashlar dressings; painted rubble and brick side and rear elevations.

S ELEVATION: bays arranged 9-3-13-3. Window to each storey of each bay. 9-BAY GROUP: irregularly disposed, 3-2-2-2. Near-symmetrical. 2-bay group to centre broadly-spaced coped gable above eaves with kneelers and ashlar finial; clock to gablehead above. Bay to centre and right closely spaced in 3-bay group to left. Modern panelled and partially- glazed door at ground of bay to right of 2-bay group to inner right. 2-bay group to outer right closely-spaced. 3-BAY GROUP: 2-storey. Slightly advanced. Shallow gable with ashlar finial. 2-leaf boarded warehouse door at ground of bay to right. Small window at basement level in bay to right. 13-BAY GROUP: symmetrical group. 3-storey. Slightly advanced 3-bay group to centre; skew gable with kneelers and ashlar finial. Rectangular plaque to gablehead, inscribed: "Y Trotter and Son (limited) paper makers. Built 1842, extended 1852 and 1897" with round emblem above. 5-bay group flanking with blinded window opening at ground of bay to outer left of group to left. Door to ground of bay to centre of group to right; elongated window opening at 1st floor of bay to outer left of group to right. 3-BAY GROUP TO OUTER RIGHT: slightly advanced and gabled, similar to 3-bay group to centre of 13-bay group. Windows blinded at ground and 1st floor of bay to right. Blinded round-arched opening to gablehead with dated (1852) shield above.

N ELEVATION: much altered with many adjacent single storey buildings demolished. Modern unit adjoining to NW.

Variety of windows, mainly 12-pane windows of a variety of type, including timber sash and case, fixed pane, and with 3-pane upper hopper. Slate roof to each section, with strip rooflights to 9 and 13-bay groups. Conical vents in place to ridge.

INTERIOR: partly seen, 1996. Iron girders and supporting columns at ground floor of 13-bay group. Timber king post trussing in roof of 9-bay group. Clock workings still in place by J Gibson, Maker, Berwick.

STALK: circular-section brick stalk, approximately 120 ft high.