The Grapes of Wrath by John Steinbeck is one of the Kindle UK daily deals today at £0.99. Steinbeck's books don't seem to go on sale very often, and are outrageously priced when not on sale, so I'm happy to be able to pick this one up.
link:
https://www.amazon.co.uk/gp/product/B002RI9X8S/