Scale 1:48. Plan showing the body plan, sheer lines with corrected deck heights and longitudinal half breadth for building Athol (1820), a 28-gun, Sixth Rate Sloop, of Lach at Woolwich Dockyard, and in 1818, another ship of Riga Timber (fir) was ordered, with the decks raised by four inches for the Niemen (1820), a 28-gun, Sixth Rate Sloop.
Annotation on right: "A Copy sent to Woolwich 17th June 1817. 1st June 1818 A Ship to be built at Woolwich from this Draught with Riga Timber, the Decks etc to be raised 4inches. Named the Niemen."