[William Yarrell, zoologist.] Autograph Signature (‘Wm. Yarrell.’) as ‘Treasurer’ (of the Entomological or Linnean Society).

See his entry in the Oxford DNB. On 11 x 7.5 cm piece of paper, cut from a printed document. The signature is large, bold and undamaged, on heavily-worn paper with several instances of damage, laid down on a piece of card. The printed text reads: ‘[...] / I [have] the honour to be, / Sir, / Your most obedient / and very humble Servant, / [Autograph Signature ‘Wm. Yarrell’] / Treasurer.’