Joseph Bonomi the Elder (Rome 1739 - London 1808)
The Adelphi, London: design for a speculative complex built by William Adam & Co., 1768-84
inscribed in ink (bottom centre), and in pencil: ...drawing by Adam Architects (bottom right)
pen and wash within a ruled border on laid paper
425 x 832 mm
Private collection, London
Dr. Frances Sands, Curator of Drawings and Books at Sir John Soane’s Museum, has examined the drawing in person and stated that it is the preliminary design by Joseph Bonomi the Elder for the engraving by Benedetto Pastorini published in 1768-70.