Brown ale breweries, such as Whitbread, introduced a second weaker and cheaper brown ale that was sometimes just a sweetened version of dark Mild. These beers had an original gravity of around 1.037. After World War II, most breweries stopped producing these stronger brown ales, with the exception of some breweries in the northeast of England. The majority had an OG in the range 1.030–1.035, or around 3% ABV, much like Manns Brown Ale today. North American brown ales trace their heritage to American home brewing adaptations of certain northern English beers, and the English influence on American Colonial Ales. English brown
Burton Ale In the same decade one brewer advertised an 'Anti-Burton', a non-intoxicating mild ale. Until the mid-20th century the main types of draught beer served in English pubs remained mild ale, bitter and strong Burton Ale, with Burton Ale continuing to command a premium. In 1955 an American magazine explained to its readers that "It's the draught beers that are tricky. There are three main types: bitter beer, very strong and light colored; mild ale, sweeter and darker, and cheaper: and Burton or 'old', very dark, on the sweet side, and generally strong." The American brewery Ballantine's brewed a Burton Ale