Publications from 1880
E857: Auszüge aus Briefen von L. Euler an Johann I. Bernoulli 1729-1737
Publications from 1886
E858: Lettres inédites d'Euler à d'Alembert
Publications from 1890
E859: Several lines of a letter from Euler to Johann I Bernoulli, dated 27 August 1737
Publications from 1896
E860: Fourteen letters from Euler to P. L. M. de Maupertuis, 1752-1759
Publications from 1897
E861: Extracts of letters from Euler to Johann I Bernoulli, 1739-1740
Publications from 1899
E862: Extracts of letters from Euler to Johann I Bernoulli, 1728-1729
Publications from 1907
E864: Three letters from Euler to Daniel Bernoulli, 1734-1740
Publications from 1908
E865: Several lines of a letter from Euler to the Royal Society dated 21 October/1 November 1768
Publications from 1911
E866: Ein Brief Eulers an d'Alembert
