Brown ale term "brown ale" was revived at the end of the 19th century when London brewer Mann introduced a beer with that name. However, the style only became widely brewed in the 1920s. The brown ales of this period were considerably stronger than most modern English versions. In 1926, Manns Brown Ale had an original gravity of 1.043 and an ABV of around 4%. Whitbread Double Brown was even stronger, an OG of 1.054 and more than 5% ABV. The introduction of these beers coincided with a big increase in demand for bottled beer in the UK. In the 1930s some
Burton Ale trademarks ever issued in the UK for its red triangle and red diamond, the latter having been used for Burton Ales since the 1850s. Bass issued several limited bottlings of Bass No 1 Burton Ale to celebrate special occasions, starting with Ratcliff Ale in 1869 and continuing with King's Ale to mark the visit of Edward VII, a friend of Michael Bass, 1st Baron Burton, in February 1902 and Prince’s Ale in 1929 when the mash was started by the then Prince of Wales, later Edward VIII. Bass No. 1 was brewed almost continuously (with a 10-year break from 1944