Germany. In 1871, known as the winter without ice, Dreher constructed a cooling machine to process the beer. He continued to develop the brewery, the mechanization, and the fields, and by 1897 the brewery was producing 739.639 Hectoliters of beer, which was more than double the amount produced under his father in the company's most productive year. The following year, the brewery produced 1.25 million Hectoliters, making it the most productive brewery in the world. By 1913, the brewery in Schwechat was united with brewery in Simmering, and the brewery in another suburb of Vienna, St. Marx, and known as The United Breweries of Schwechat, Simmering, and St. Marx: Dreher, Mautner, Meichle Incorporated. Production declined shrank during World War I, when over half of its employees were needed for military service. The Brewery facility in Schwechat was converted to a hospital, and the other breweries produced Kriegsbier (war beer), for distribution to the troops. Awards In 1867, Dreher's Kleinschwechater brewery presented its beers at the 1867 International Exposition in Paris. It built a restaurant in the park of the Expo's Austrian section which included two ice cellars to store the beer under optimal conditions. Using custom-built ice wagons that ensured a constant temperature of 4 °C, the brewery could transport 54 hectolitres of beer from Klein-Schwechat to Paris, a journey that took 5 days. The brewery was awarded a gold medal for the beers presented. Anton Dreher Jr. was awarded an Honorary Diploma for his beers presented at the 1873 Vienna World's Fair. In 1878, he again won gold in Paris, 1879, again in Sydney, 1878, in Melbourne, and 1882, in Trieste. On 30 October 1873, Anton Dreher Jr. was made a Knight of the Imperial Austrian Order of Franz Joseph. In 1897, Dreher was promoted to a Knight Commander of the Imperial Austrian Order of Franz Joseph. In 1902, he became a member of the Austrian House of Lords and was made a Knight Second Class of the Order of the Iron Crown. Brauhaus Dreher The Dreher Brewery and Tavern played an important role in the Social Democrat movement of Vienna following World War I, also known as Red Vienna. In the middle of the 19th century, Anton Dreher senior had purchased two small, adjacent restaurants and combined them into one Gasthaus with a big garden. Drehers Etablissement opened on 25 December 1859 and was an immediate hit as