A first edition of Jane Eyre won't have had Charlotte Brontë as the author.
The consulate vehicle ferrying Jonah and Sally to the morgue is shown with an older flag that had been out of use since 1 July 1997. It is considered disrespectful for official vehicle to carry the older flag.
When Jonah checks into the hotel, the portrait of the Queen is shown on the reception desk, something hotels would not do.