Fol. 1r: Linnaeus's address to the audience and the opponents at the public defence of Ernst Joachim (Magnus) von Heidenstam's dissertation, "Haemorrhagia ex plethora", to which he acted as 'praeses'.
Lidén no. 169.

Fol. 1v: Address to 'Baro Reuterholm', probably one of the sons of Nils Esbjörnsson Reuterholm, who financed Linnaeus's expedition to Dalarna in 1734 and for whom Linnaeus acted as private tutor.

Fol. 2r: Address to Westmüller, one of the opponents at the public defense.