Book excerpt: This 250-year old story will fascinate lovers of Guinness beer and memorabilia as well as those interested in this remarkable family of brewers and the industrial history of Ireland's most famous export. Over 100 fascinating photographs bring to life the pivotal role that the Guinness brewery has played in Ireland for over two centuries: the early days of the brewery; the Guinness dynasty; the brewing process; the unique industrial complex at St James's Gate; day-to-day life behind the gates; the hugely successful export operation; and key moments in the history of the brewery. By the twentieth century St James's Gate was the largest brewery in the world, and Guinness had become forever synonymous with Ireland.