On 16th-17th December, 2019, Francesco Valerio has been working in the Egyptian Museum, Turin, to continue the codicological study of the parchment codex containing the books of Sirach and of the Wisdom of Salomon, published by Paul de Lagarde in 1888. On 18th December, he has moved to the National Library of Turin, to examine the Coptic manuscripts of the Fondo Peyron.