Question: Beaconsfield Supply Store was the birthplace of the supermarkets founded in what year?

full_context: Document 1: Eagle Food Centers: Eagle Food Centers was a chain of supermarkets that operated in Iowa, Wisconsin, Indiana, and Illinois for a number of years. The company was based out of Milan, Illinois, which is near the Quad Cities of Illinois and Iowa. The company operated stores under many names, including BOGO'S, Eagle Country Market, Eagle Discount Centers, Eagle Discount Supermarkets, Eagle Food Centers, May's Drug and MEMCO. Eagle also operated stores in Houston known as Eagle Supermarkets until March 1985. The chain held a 6 percent market share and had 1,100 employees before leaving the area.
Document 2: Hughes-Irons Motor Company: The Hughes-Irons Motor Company is a historic building located in Council Bluffs, Iowa, United States. Floyd Hughes and George Irons established an automobile sales and service business selling Ford cars and tractors. They built the eastern six bay section of this building in 1917. The two-story brick structure exhibits elements of the Mission Revival style. Irons left the partnership three years later and was replaced by Parmer. Hughes-Parmer added the four western bays in 1923, before the business split into two different companies. Parmer maintained the Ford dealership in the original building and Hughes opened a Chevrolet dealership in the addition. Parmer was replaced by the Atlantic Auto Company in 1930. They were the first in a long line of automobile repair shops and dealerships that occupied the original section of the building. Hughes remained in the addition until 1979, although they expanded into the neighboring building to the west in 1944. Restoration of the building began in 2008, reversing the alterations done to its main facade. The local chamber of commerce occupies the main floor, and the second floor was converted into apartments. The building was listed on the National Register of Historic Places in 2011.
Document 3: Williams' Store: Williams' Store is a historic store located along Old U.S. Route 66 in Riverton, Kansas. Leo Williams built the store in 1925, the year before Route 66 was designated. The store sold a variety of goods; while it was mainly a grocery and general store, Williams and his wife Lora sold chili and barbecue beef to travelers on Route 66, and the store also had a gas station. The store even had a croquet court at one point, which hosted local tournaments; the court was eventually removed to add parking. Leo Williams leased the store to Lloyd Paxon in 1945; Leo died before the lease expired, so after it did Lora ran the store until 1970.
Document 4: SuperValu (United States): SuperValu, Inc. is an American retailing company. The corporation, headquartered in the Minneapolis suburb of Eden Prairie, Minnesota, has been in business for nearly a century. It is the fifth-largest food retailing company in the United States (after Kroger and Albertsons), and ranks in the top 100 on the 2015 Fortune 500 list. "Supermarket News" ranked SuperValu #1 in the 2008 "Top Wholesalers for 2008".
Document 5: Bowery Street Grocery Store: The Bowery Street Grocery Store, also known as Helmer's Grocery and as the New Pioneer Food Cooperative, is a historic building located on the far west side of Iowa City, Iowa, United States. The building's construction is consistent with those built in the mid-19th century. The single-story wood frame structure with the false front was a popular commercial style building that was built in Iowa from that time period. Beginning about 1897 the city directory lists this location as a meat market and grocery store. It would continue to house that type of business, under a variety of owners or renters until 1975. In addition to a retail establishment, it also served as a meeting place for people in the neighborhood. The New Pioneer Food Cooperative was last grocery to occupy the space until is relocated to a larger facility. The building was listed on the National Register of Historic Places in 2014.
Document 6: Beaconsfield Supply Store: Beaconsfield Supply Store is a one-story brick building in rural Ringgold County, Iowa, United States. Built in 1916, it became the birthplace of the Hy-Vee chain of stores when Charles Hyde and David Vrendenburg opened a general store together in 1930. The building was later used for a variety of purposes, including a telephone exchange. It was added to the National Register of Historic Places in 2007.
Document 7: Blackman-Bosworth Store: Blackman-Bosworth Store, also known as Bosworth Store Building, S.N. Bosworth's Cheap Cash Store, David Blackman's Store, and Randolph County Museum, is a historic general store located at Beverly, Randolph County, West Virginia, United States. It consists of the original section, built about 1828, with an addition built in 1894. The original section is a two-story brick building on a cut-stone foundation. In addition to being operated as a general store into the 1920s, the building had short-term use as county courthouse, post office and semi-official meeting place. In 1973, the Randolph County Historical Society purchased the property, and it now serves as the Randolph County Museum and as a meeting place.
Document 8: Kroger: The Kroger Company, or simply Kroger, is an American retailing company founded by Bernard Kroger in 1883 in Cincinnati, Ohio. It is the United States's largest supermarket chain by revenue ($115.34 billion for fiscal year 2016), the second-largest general retailer (behind Walmart) and the twenty-third largest company in the United States. Kroger is also the third-largest retailer in the world and the second largest private employer in the United States. s of 2015 , Kroger operates, either directly or through its subsidiaries, 2,778 supermarkets and multi-department stores. Kroger's headquarters are in downtown Cincinnati. It maintains markets in 34 states, with store formats that include supermarkets, superstores, department stores, 786 convenience stores, and 326 jewelry stores. Kroger-branded grocery stores are located in the Midwestern and Southern United States. Kroger operates 37 food processing or manufacturing facilities, 1,360 supermarket fuel centers and 2,122 pharmacies.
Document 9: Meijer: Meijer, Inc. ( ) is a regional American supercenter chain with its corporate headquarters in Walker, Michigan, in the Grand Rapids metropolitan area. Founded in 1934 as a supermarket chain, Meijer is credited with pioneering the modern supercenter concept in 1962. About half of the company's 200 stores are located in Michigan's Lower Peninsula, with additional locations in Illinois, Indiana, Kentucky, Ohio, and Wisconsin. Meijer has no affiliation with Fred Meyer. The chain was ranked No. 19 on Forbes' 2015 list of "America's Largest Private Companies" and 19 in Fortune's 2008 "The 35 largest U.S. private companies". In 2016, "Supermarket News" ranked Meijer No. 15 in the 2016 Top 75 U.S. & Canadian Food Retailers & Wholesalers. Based on 2015 revenue, Meijer is the 26th-largest retailer in the United States.
Document 10: Pioneer Implement Company: The Pioneer Implement Company, also known as the International Harvester Transfer House, is a historic building located in Council Bluffs, Iowa, United States. Eli Shugart, Ferdinand Weis and F.R. Davis formed Pioneer Implement Company in 1893, and they built the four-story Late Victorian section of the building the same year. This was during a period of growth in the city's "Implement District," which is located to the south of the central business district. What made this company standout from the others in the district is that it was locally owned and operated agricultural implement business, rather than one owned by a factory from the east. The company went out of business in 1915 and the building was taken over by International Harvester, which owned the building next door. They added the single story brick addition to the south in 1927. When IH closed their Council Bluffs operation in 1964 they were the only farm implement that was still in business in the Implement District. The building was occupied by various businesses after that, including United Parcel Service. Artspace, Inc. acquired the building and converted it into live/work spaces for artists. The building was listed on the National Register of Historic Places in 2008.
Document 11: Hy-Vee: Hy-Vee is an employee-owned chain of more than 240 supermarkets located throughout the Midwestern United States in Iowa, Illinois, Kansas, Minnesota, Missouri, Nebraska, South Dakota, and Wisconsin. Hy-Vee was founded in 1930 by Charles Hyde and David Vredenburg in Beaconsfield, Iowa, in a small brick building known as the Beaconsfield Supply Store, which is listed on the National Register of Historic Places.
Document 12: J. L. Robinson General Store: The J. L. Robinson General Store is a historic general store located on Hagaman Road in Hagaman, Macoupin County, Illinois. Railroad worker Charles Crossland Robinson opened the store in 1881; his son James Leo Robinson took over the store upon his father's death, giving it its current name. The store was the main seller of household and farming supplies in Western Mound Township and the Hagaman and Chesterfield areas. In addition, the building served as the township's post office, a railway express office for Macoupin County's two railroads, and the local Democratic Party headquarters. The store was also the first building in the area to receive electricity and telephone service. It is now the only surviving building in the area built before 1900.
Document 13: Hugo's: Hugo's (or Hugo's Family Marketplace) is a family-owned chain of supermarket grocery stores located in the U.S. states of North Dakota and Minnesota. It was founded by Hugo and Dorothy Magnuson in 1939. Hugo's is headquartered in the city of Grand Forks, North Dakota. The chain's stores have been supplied by the Nash Finch Company since 1939. Nash Finch was once headquartered in Grand Forks, but moved to Minneapolis, Minnesota in 1919.
Document 14: Albert Heijn: Albert Heijn B.V. is the largest Dutch supermarket chain, founded in 1887 in Oostzaan, Netherlands. It is named after Albert Heijn, Sr., the founder of the first store in Oostzaan.
Document 15: Herring Motor Car Company Building: The Herring Motor Car Company Building, also known as 10th Street Lofts, is an historic building located in downtown Des Moines, Iowa, United States. The building is a six-story brick structure that rises 90 ft above the ground. It was designed by the Des Moines architectural firm of Proudfoot, Bird & Rawson in the Classical Revival style. Clyde L. Herring had the building built in 1912 and it was completed the following year. It was originally a four-story building and two more floors were added 18 months after it was originally built. By 1915 the company was building 32 Ford automobiles a day, and had delivered “more automobiles than any other one automobile agency in the United States”. Along with the neighboring Standard Glass and Paint Company Building it is part of the same loft apartment complex. The National Biscuit Company Building on the other side of the building has also been converted into an apartment building. It was listed on the National Register of Historic Places in 2004.
ground_truth: 1930