Editors. "James I makes his favourite, Viscount Rochester, Earl of Somerset". The Literary Encyclopedia. First published 01 February 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=15730, accessed 10 March 2014.]
James I promotes Robert Carr, his favourite courtier whom he had already made Viscount Rochester, to the title of Earl of Somerset.