Scope and Contents Correspondents and contents are as follows:Cramer, Gabriel (1704–1752) Two letters (29 August 1746 and 19 August 1750, both in French, from Geneva) discussing the properties of coral and the publication of papers. The letters do not mention the addressee but are presumably to Pourret.Christofferson, Andreas Three letters (29 September 1786; 5 July 1788; n.d., unsigned but clearly in Christofferson’s handwriting; all in French, from Stockholm) to Pourret, concerning...