SOURCE: Builder, vol. 19, 1861 Jan. 19, p. 41 See RIBA16818 for a plan of this junction. Branching off to the left is the very short lived 'Maiden Lane Curve' running to the east side of King's Cross mainline station allowing the Great Northern Railway to run directly through to Paddington.
NOTES: It is likely this drawing dates from between 1751 and 1754, during Stuart's extensive travels in Greece.This image also appeared as an engraving in Stuart & Revett's 'The Antiquities of Athens' (London, 1794), vol. III, ch. i, pl. I.