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Reference number

SM Adam volume 37/89

Purpose

[14] Design for an octagonal house, 1779, unexecuted

Aspect

Section of a three-storey octagonal building, formed around a central drum. The principal façade has a Tuscan, balustraded portico, and this is surmounted by giant Corinthian columns, with pedestals supporting sphinxes above. The rear façade has raised giant Corinthian columns, with pedestals supporting sphinxes above. On the ground storey there is a central part cantilevered staircase, surrounded by an arcade. Towards the principal front there is a barrel vaulted room. On the first storey there is a central octagonal hall, with a balustraded colonnade, and this is flanked by rooms with colonnaded screens. On the first -storey there is a central octagonal hall, with a balustraded colonnade, and above this there is a domed ceiling with a conical oculus. The hall is flanked by passage ways and rooms. The attic-storey level contains garret rooms, which flank the central octagonal drum
  • image SM Adam volume 37/89

Scale

bar scale of 1 1/2 inches to 10 feet

Inscribed

Section of the Octagon Plan on the line A. B. (underwritten in pencil) / at Syon Hill for John Robinson Esqr (in the hand of William Adam) No. 65 (brown ink) / Mr. R. has a fair copy (brown ink) / [_ _ _ _ _ _ _] [_ _ _ _ _] (pencil) / Mr Watt 2 Designs (pencil) / Mr H_ _ ley Castle Designs (pencil) / Mr Stevensons(?) [_ _ _ _ _] [_ _ _ _ _ _] Castle (pencil) and some dimensions given

Signed and dated

  • November 1779
    Adelphi / 18.t Nov.r 1779

Medium and dimensions

Pen, pencil and coloured washes including pink and lemon yellow on laid paper (538 x 365)

Hand

Possibly
Office hand, possibly Robert Morison or Joseph Bonomi, with part title inscription in the hand of William Adam

Verso

2 / 2

Watermark

J KOOL surmounted by a fleur-de-lis within a crowned cartouche

Literature

Bolton, 1922, Volume II, Index, p. 18
King, 2001, Volume II, p. 134
Rowan, 1985, p. 54
For a full list of literature references see scheme notes.

Level

Drawing

If you have any further information about this object, please contact us: drawings@soane.org.uk