![JOHN CONSTABLE R.A. | Study for Dedham Lock and Mill | Old Masters Day Sale | Old Master Paintings | Sotheby's JOHN CONSTABLE R.A. | Study for Dedham Lock and Mill | Old Masters Day Sale | Old Master Paintings | Sotheby's](https://sothebys-md.brightspotcdn.com/dims4/default/03c6e76/2147483647/strip/true/crop/2000x1407+0+0/resize/2048x1441!/quality/90/?url=http%3A%2F%2Fsothebys-brightspot.s3.amazonaws.com%2Fmedia-desk%2F99%2F24%2Fc5e648804956a2983828f39d7006%2F067l19037-bdhjp.jpg)
JOHN CONSTABLE R.A. | Study for Dedham Lock and Mill | Old Masters Day Sale | Old Master Paintings | Sotheby's
![File:John Constable, English - Sketch for "A Boat Passing a Lock" - Google Art Project.jpg - Wikipedia File:John Constable, English - Sketch for "A Boat Passing a Lock" - Google Art Project.jpg - Wikipedia](https://upload.wikimedia.org/wikipedia/commons/f/fb/John_Constable%2C_English_-_Sketch_for_%22A_Boat_Passing_a_Lock%22_-_Google_Art_Project.jpg)
File:John Constable, English - Sketch for "A Boat Passing a Lock" - Google Art Project.jpg - Wikipedia
![Frame for John Constable RA 'A Boat passing a Lock' | Works of Art | RA Collection | Royal Academy of Arts Frame for John Constable RA 'A Boat passing a Lock' | Works of Art | RA Collection | Royal Academy of Arts](https://d1inegp6v2yuxm.cloudfront.net/royal-academy/image/upload/c_limit,cs_tinysrgb,dn_72,f_auto,fl_progressive.keep_iptc,w_1200/yldpvgmrq24do295slvi.jpeg)
Frame for John Constable RA 'A Boat passing a Lock' | Works of Art | RA Collection | Royal Academy of Arts
Museum Art Reproductions Flatford Lock, 1811 by John Constable (1776-1837, United Kingdom) | ArtsDot.com
![John Constable, Study of "A Boat Passing a Lock". Circa 1823-1826 Oil on canvas, National Gallery of Victoria, Australia Stock Photo - Alamy John Constable, Study of "A Boat Passing a Lock". Circa 1823-1826 Oil on canvas, National Gallery of Victoria, Australia Stock Photo - Alamy](https://c8.alamy.com/comp/PRB5YG/john-constable-study-of-a-boat-passing-a-lock-circa-1823-1826-oil-on-canvas-national-gallery-of-victoria-australia-PRB5YG.jpg)
John Constable, Study of "A Boat Passing a Lock". Circa 1823-1826 Oil on canvas, National Gallery of Victoria, Australia Stock Photo - Alamy
![London, UK. 4 December 2015. The Lock by John Constable, for the first time on the market for 160 years, estimate: GBP 8-12 million. Press preview of Sotheby's London Evening Sale of London, UK. 4 December 2015. The Lock by John Constable, for the first time on the market for 160 years, estimate: GBP 8-12 million. Press preview of Sotheby's London Evening Sale of](https://c8.alamy.com/comp/F82AJ2/london-uk-4-december-2015-the-lock-by-john-constable-for-the-first-F82AJ2.jpg)