Louis-Saturnin BRISSOT-THIVARS (1792-1850) bookseller-publisher, then administrator. L.A.S., Paris, April 19, 1834; 2 pages in-4, headed Préfecture de Police, Direction de la Salubrité et de l'Éclairage (small cracks). In the aftermath of the Transnonain Street massacre and the riots of April 1834, he prepares a report on "the general state of the lanterns attacked during the night of the 13th to the 14th and of the 14th to the 15th [...] the designation of the spouts that have burned less during one or more nights. Apart from this state, there remains an important observation to be made, that of the damage to a large number of lanterns returned to the store, repairable or completely ruined"...