You might like Left Right Studies for ‘Isis’ and ‘Apollo and Python’: a Classical Rotunda by a River, and Two Studies of Apollo with a Bow Joseph Mallord William Turner 1805 Diagram: Objects above, level with and below the Eye, after Giovanni Paolo Lomazzo Joseph Mallord William Turner c.1809 Diagrams of a Cube in Perspective and a Pantograph, from an Unidentified Source Joseph Mallord William Turner c.1809 Lecture Diagram 12: Parallel Lines with a Series of Converging Lines (?after Samuel Wale) Joseph Mallord William Turner c.1810 Lecture Diagram 13: Objects Above, Level with and Below the Eye (after Giovanni Paolo Lomazzo and Joseph Moxon) Joseph Mallord William Turner c.1810 Lecture Diagram 40*: Perspective Method for a Circle (after Thomas Malton Senior) Joseph Mallord William Turner c.1810 Lecture Diagram 41: Perspective Construction of a Tuscan Column Joseph Mallord William Turner c.1810 Lecture Diagram 4: Top of Trajan’s Column, Rome Joseph Mallord William Turner c.1810 Perspective Elevation of a Large Room with Ionic Columns Joseph Mallord William Turner c.1810–28 Tracing of an Elevation of a Stoa or Portico Joseph Mallord William Turner c.1810 Lecture Diagram 8/1: Ground Plan of a Stoa or Portico (after James Stuart) Joseph Mallord William Turner c.1810 Lecture Diagram 8/3: Elevation of a Stoa or Portico (after James Stuart) Joseph Mallord William Turner c.1810