GB/0397 Royal Academy of Arts Archive.
| ||>YE/6 Warrant appointing John Yenn as Clerk of the King's Works at New Park Lodge 10 Nov 1780|
|Title||Warrant appointing John Yenn as Clerk of the King's Works at New Park Lodge|
|Date||10 Nov 1780|
|Extent & Medium||1 piece|
|Content Description||Signed by William Chambers, Robert Taylor and James Adam. Authorised by Whitshed Keene.|