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
Old ale the birth of a child, and intended to be drunk on the child's twenty-first birthday. Some old ales blended older vintages with fresh beer in vats, on the solera system. The legendary Burton Ale brewed by the Ballantine brewery (Newark, New Jersey) was such a beer, and kept in production as a gift item for distributors and VIPs up until the closing of the brewery in 1972. The only surviving representatives are Greene King 5X and The Bruery's anniversary ales. Sour old ales fermented with "Brettanomyces" yeast were popular in 19th century Britain. The style is now associated more with