Written from Sir John Danvers' house in Chelsea where Donne had gone to
stay at the height of the plague which raged in London during the summer
of 1625. Lady Danvers was Donne's old friend, Mrs. Magdalen Herbert. (See
note to XLIV, above.) Sir Edward Sackville became Earl of Dorset on the
28th of March, 1624, on the death of his brother, the third Earl. King
James died on the 27th of March, 1625. "The Queen" is Henrietta Maria,
whom Charles married a few weeks after his accession.