Eboracum recognise that the Multangular Tower was Roman in date in a 1683 paper with the Royal Society. John Horsley's 1732 "Britannia Romana", or 'The Roman Antiquities of Britain', included a chapter on Roman York and at least partly informed Francis Drake's 1736 "Eboracum" – the first book of its kind on Roman York. Drake also published accounts in the "Philosophical Transactions" of the Royal Society. The Rev. Charles Wellbeloved was one of the founders of the Yorkshire Philosophical Society and a curator of the antiquities in the Yorkshire Museum until his death in 1858. He published a systematic account of
Eboracum the area known as the Brigantes by the Romans became a Roman client state. When their leadership changed becoming more hostile to Rome, Roman General Quintus Petillius Cerialis led the Ninth Legion north from Lincoln across the Humber. Eboracum was founded in 71 AD when Cerialis and the Ninth Legion constructed a military fortress (castra) on flat ground above the River Ouse near its junction with the River Foss. In the same year Cerialis was appointed Governor of Britain. A legion at full strength at that time numbered some 5,500 men, and provided new trading opportunities for enterprising local people,