The book mentions both Voltaire and Marie-Louise Denis. Included are further documents concerning Voltaire.

The manuscript is a lettre en vers, opening with an eight-line poem and referring to Les Plaideurs by Jean Racine. The poem is likely attributed to an unnamed Greek author, identified at the close of the letter.

Throughout the text, Voltaire reflects on the literary accomplishments of Alexander the Great, highlighting his reputed skill in poetry and citing verses addressed to Thalestris. He also commends the Prussian monarch’s library at the newly built Sanssouci Palace in Potsdam.

The manuscript is a lettre en vers, opening with a poem of five quatrains, each comprising four lines and following the rhyme scheme ABBA CDCD EFFE GHGH IJIJ. This introductory poem, addressed to Frederick II of Prussia, praises his literary talents and anticipates the themes developed in the body of the letter.

The prose that follows centres on Voltaire’s admiration for the monarch, celebrating Frederick’s literary achievements alongside his political and military accomplishments. The author also refers to Frederick’s epistle to Madame de Morian and to the Battle of Rossbach.

The manuscript is a draft of a letter praising Frederick II of Prussia, with particular emphasis on his hospitality and kindness. It also draws a parallel between the capacity for a disinterested love of God and a similar intellectual attachment to mathematical truths.

The manuscript is a copy of a letter discussing the mysteries of mortality, death, soul and transience, dismissing the atheistic worldview featured in Baron d’Holbach’s System of Nature, and featuring a famous phrase by Voltaire, reading ‘Si Dieu n’existait pas, il faudrait l’inventer.’