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20, Hanover Square W1

A Grade II* Listed Building in City of Westminster, Westminster

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Latitude: 51.5137 / 51°30'49"N

Longitude: -0.1447 / 0°8'40"W

OS Eastings: 528838

OS Northings: 181048

OS Grid: TQ288810

Mapcode National: GBR CC.PK

Mapcode Global: VHGQZ.F6WY

Plus Code: 9C3XGV74+F4

Entry Name: 20, Hanover Square W1

Listing Date: 24 February 1958

Grade: II*

Source: Historic England

Source ID: 1066691

English Heritage Legacy ID: 210051

Location: Westminster, London, W1S

County: Westminster

Electoral Ward/Division: West End

Built-Up Area: City of Westminster

Traditional County: Middlesex

Lieutenancy Area (Ceremonial County): Greater London

Church of England Parish: St George, Hanover Square

Church of England Diocese: London

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56/125 No 20

Substantial terraced town house. Circa 1718-20 by Nicholas Dubois,
altered internally and redecorated c.1785 probably by Samual Wyatt, circa
1890 porch added by William Flockhart, 1910 additional corridor, offices,
sales room and auction room at rear by E Vincent Harris. Darkened yellow
stock brick and slate mansard roof with dormers. 4 storeys, attic and
basement. 5 windows. Asymmetrically placed distyle in antis Doric porch
with balustrade over. Architraved sashes; 1st floor with cornices and
bracketed sills, 2nd floor case iron window guards and bracketed sills,
3rd floor cast iron guards with stucco dies and bracketed sills. Stuccoed
band and 1st floor level and 3rd floor sill band. Projecting modillion
cornice surmounted by stone balustrade. Attached cast iron railing to
areas. Fine interior with many high quality moulded ceilings and
cornices. Hall with open well, full height cantilevered stone stair
having lead trellis work banister panels with paterae at angles,
interspersed by vertical panels of palmettes in mandorlas; moulded
mahogany handrail. Glazed dome above stairwell; lunettes with fictive
drapery and roundels, spandrels with carved eagles and cameo pendants,
dentil cornice to landing. Ground floor corridor barrel vaulted and
coffered. Ground floor left front room with Ionic screen, fine moulded
ceiling and cornice; 2 colour marble fire surround of Doric columns and
entablature with central carved panel; doors with enriched raised field
panels. Sales room at rear (some C20 partitioning), large, rectangular
with attached Tuscan columns on long walls; girders span the room between
these to support walls of auction room over; restrained detailing.
Country Houses department, room with octagonal opening to dome with
circular glazed centre. 1st floor rooms with moulded ceilings and marble
fire surrounds, especially front left hand room of white marble with
carved figures of women with garlands of flowers standing on circular
alters decorated with bucrania, all in shallow relief. Auction room in
the form of a Greek cross with very shallow arms over which a flat
ceiling. Central square has pendentives and a glazed dome over with
triglyph frieze around the inside of base with bucrania, modelled in high
relief, in metopes. Walls, without windows, have simple panels;
articulated by Doric pilasters. Astragal and echinus of capitals carried
on right around room as an architrave. Entablature proper of 2 fascias

Listing NGR: TQ2883881048

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