The Buckingham Arms located on Petty France in Westminster is one of only ten pubs in the UK to appear in all editions of the Good Beer Guide. The pub was built in 1804 and was given a new lick of paint in 2008. As you can tell from the pumps, the pub is operated by the Youngs Brewery. The beer is reasonably priced and they serve good pub grub.

Examples of etched glass snob screens in the Lamb pub in London. These frosted glass snob screens were popular in the 1890s and hid the customer from the publican when they ordered their drinks, but the hinges still allowed the the bar staff to check on the customers without disturbing their privacy. Here's a video of them in action.