Anatomical machines Giuseppe Salerno, an anatomist from Palermo, around 1763. Some legends, disproved by modern studies, account for the direct involvement of the prince in the building process, while in fact he only bought them. A contract, found in the notary archive of Naples, states that di Sangro provided to Salerno metal wire and wax for the work. They were described in detail for the first time in the "Breve Nota" (short note), an 18th-century guide to Palazzo di Sangro and its neigh chapel. It also accounts the existence of a third machine, a fetus complete with placenta: it was exposed together
18th-century London architects such as John Nash. It would not be until the 19th century that the palace would become the principal London royal residence. A phenomenon of 18th-century London was the coffee house, which became a popular place to debate ideas. Growing literacy and the development of the printing press meant that news became widely available. Fleet Street became the centre of the embryonic British press during the century. Up until 1750, London Bridge was the only crossing over the Thames, but in that year Westminster Bridge was opened. The Bow Street Runners were established in 1749 as a professional police