This section is from the book "Modern Buildings, Their Planning, Construction And Equipment Vol2", by G. A. T. Middleton. Also available from Amazon: Modern Buildings.
All basement doors to be 2-inch framed and braced filled in with 3/4-inch V-jointed, grooved, and tongued boarding in narrow widths, the doors to be each hung on one pair of 4-inch wrought-iron butts, to 4 1/2 by 3-inch wrought, rebated and beaded frames, and furnished with mortise-dead locks, p.c. each, and wroughtiron Norfolk latches, p.c. each; the outer doors to have in addition two 8-inch iron barrel bolts to each.
The external door to escape staircase on all floors to be of Indian teak 2 inches thick, framed solid and bead flush, both sides in six panels the set, hung folding on one pair to each leaf 4-inch brass butts, and furnished with approved self-acting emergency bolts, p.c. the set.
The front entrance doors, except to shops, to be 2 1/4-inch two-panel bead-flush and bolection-moulded doors, the upper panels open and divided into small squares by 1 1/2-inch moulded sash bars, and with loose hardwood mouldings and brass cups and screws for glass, hung on 1 1/2 pairs of 4-inch wrought-iron butts to 5 by 4-inch wrought, rebated, moulded, and beaded frame, and furnished with night latches, p.c. each, and two 8-inch iron barrel bolts to each and 6-inch dead locks, p.c. each.
The shop entrance doors to be 2 1/4-inch Honduras mahogany french polished doors, panelled, moulded, and bolection moulded in two leaves in No. 4 panels the set, the upper panels open for glass and with loose mouldings and brass cups and screws, to have rounded edges and to be hung on Smith's patent double-action check-spring hinges and top centres to frames previously specified under "Shop Sashes," the hinge boxes to be let into floors and charged with oil; these doors to be furnished with approved long brass handles and brass plates inside and out, p.c. the set, and one 18-inch brass barrel bolt and one brass monkey-tail bolt 42 inches long to each leaf.
Provide and fix over shop entrances moulded pediment over-doors to detail in mahogany as before specified.
All internal doors on ground and first floor to be 2 inches, four or five panel as shown, moulded both sides, hung on one pair to each 4-inch wrought-iron butts to 1 1/2-inch wrought, rebated, and beaded linings secured to 2 1/2 by 1-inch backings; where over 7 inches wide the backings to be dovetailed. The doors to be furnished with mortise locks and furniture, p.c. the set.
All other doors to be 2 inches, four or five panel as shown, moulded and square, hung as last described, and furnished with mortise locks and furniture, p.c. the set.
Put around all external doorways where frames are flush with the plaster, and around all internal doorways except in basement, moulded architraves of the several sections shown on detail on 2 by 3/4-inch rough splayed and framed grounds.
Lift Enclosures - Enclose the lifts in staircase and in shop, showrooms, and tearooms, with 2-inch panelled, moulded, and square framing to detail with solid quadrant corners. Enclose the lifts elsewhere with 2-inch framed and braced enclosures filled in with 3/4-inch V-jointed, grooved, and tongued boarding in narrow widths, and with solid quadrant corners.
The entrances to lift to have doors to match the enclosures, hung on steel runners and brass wheels, and furnished with patent spring catch and key.