Article: Although the new licensing laws prevented new beer houses from being created, those already in existence were allowed to continue and many did not close until nearly the end of the 19th century. A very small number remained into the 21st century. The vast majority of the beer houses applied for the new licences and became full pubs. These usually small establishments can still be identified in many towns, seemingly oddly located in the middle of otherwise terraced housing part way up a street, unlike purpose-built pubs that are usually found on corners or road junctions. Many of today's respected real ale micro-brewers in the UK started as home based Beer House brewers under the 1830 Act.

Now answer this question: By the end of what century were most beer houses closed?
19th