These are letters of introduction for Thomas Manning from Du Tressne in Florence. They suggest that Manning was intending travelling whilst based in Italy. They are:
- Letter of introduction for Thomas Manning to Monsieur Courlet at Vevey from [ Du Tressne] in Florence. Dated 20 April 1829. Handwritten in French. I piece, 1 side
- Letter of introduction for Thomas Manning to Messieurs Henri Hentsch at Geneva from [ Du Tressne] in Florence. Dated 20 April 1829. Handwritten in French. I piece, 1 side
- Letter of introduction for Thomas Manning to Messieurs de Molin at Lausanne from [ Du Tressne] in Florence. Dated 20 April 1829. Handwritten in French. I piece, 1 side
- Letter of introduction for Thomas Manning to Messieurs Mirabaud at Milan from [ Du Tressne] in Florence. Dated 20 April 1829. Handwritten in French. I piece, 1 side
- Covering wrappers for Letters of introduction addressed to Thomas Manning at Florence