Poirot prepares to entertain a guest to tea in the episode The Adventure of the Western Star. Marie Marveille the Belgian film star is expected for tea, Hercule Poirot does some last minute adjustment to ensure the table setting is set with mathematical precision. The china tea set is Royal Worcester Raffles which has an Art Deco style border although it was produced in 1985-86. Royal Worcester Raffles tea and dinner ware was also used for Bertie Wooster's flat in the Jeeves and Wooster series.
See a selection of Royal Worcester Raffles on eBay
In the tv series Jeeves and Wooster, Bertie (played by Hugh Laurie) discovers the challenges of tea making while Jeeves (Stephen Fry) is away. He wisely refers to Mrs Beeton's book of Household Management for guidance. Trying to fill the whistling tea kettle with water without removing the stopper was the first hurdle to overcome. Fortunately Jeeves arrived back in time to complete the task
Bertie puts his feet up after his exersions while Jeeves takes over the tea making. Tea is served in Royal Worcester Raffles China cups from a set that is used in Berties flat throughout the series.
Above is a vew of the page Bertie is reading in Mrs Beetons book and some similar items for a Jeeves and Wooster themed kitchen found on eBay: