Who was the "king's engineer" to the  King of Portugal, Naples, Sicily and Sardinia and Duke of Milan?
Philip III of Spain Philip III (Spanish: "Felipe" ; 14 April 1578 – 31 March 1621) was King of Spain. He was also, as Philip II, King of Portugal, Naples, Sicily and Sardinia and Duke of Milan.
Nicola Romeo Nicola Romeo (] ; Sant'Antimo, 28 April 1876 – Magreglio, 15 August 1938) was an Italian engineer and entrepreneur.