In 1972, Michael Grant calculated that 6,000 talents, the price of Ptolemy XII's fee for receiving the title "friend and ally of the Roman people" from the triumvirs Pompey and Julius Caesar, would be worth roughly £7 million or US$17 million, roughly the entire annual tax revenue for Ptolemaic Egypt. ↑ Fletcher (2008, p. 87) describes the painting from Herculaneum further: "Cleopatra's hair was maintained by her highly skilled hairdresser Eiras.