Title: Preston &amp; Barbieri
Content:  As of 2019, Preston & Barbieri has built 27 roller coasters around the world.
Title: BUR Barbell Company
Content:  The BUR Barbell Company was a privately held American physical fitness equipment manufacturer that was in operation from 1928 until 1966. The company traces its origins to Bradenton, Florida, and Birmingham, Alabama. After the Second World War, operations were relocated to Lyndhurst, New Jersey to take advantage of the rapid economic and population growth in the region. At one time, BUR Barbell was the second largest producer of barbells in the United States. BUR manufactured a limited selection of weight training products that further narrowed over time until, by the early 1950s, it consisted of a single barbell/dumbbell set and the component parts. BUR Barbell produced plates for sale under its own name as well as for companies such as the Jackson International Barbell Company (sold as the Jackson "Economy" standard plates), the Dan Lurie Barbell Company, and Ace Barbell.
Title: Custom Coasters International
Content:   Over the span of 11 years, Custom Coasters International had built 34 roller coasters around the world. As of 2019, 29 continue to operate, one is closed, two have been demolished, and two have been converted to steel roller coasters (Medusa to Medusa Steel Coaster and Twisted Twins to Storm Chaser) by Rocky Mountain Construction. The roller coasters in the following table are listed in order of installation.
Title: BUR Barbell Company
Content:  From 1946 until 1966, the Bur Barbell Company occupied a 3-acre property on Orient Way in Lyndhurst, New Jersey. The headquarters and production facility were built from the ground up and included a foundry, machine, pattern shop, and onsite railroad siding. This layout allowed for a great degree of control over the manufacturing and distribution process and for reaping the cost savings that could be achieved through vertical integration. Scrap metal was the primary source material for the BUR foundry. Eyewitnesses report that, at any given time, there were large piles of scrap metal on the property easily visible from the street. In the 1950s, the demand for BUR barbell sets sometimes outstripped the supply. During the holiday seasons, long lines of prospective customers could be seen onsite placing orders for future delivery.
Title: William de la Barre
Content:  a series of rollers, rather than the large round millstones used in America. Washburn sent him to Europe to learn about the process firsthand. What de la Barre discovered was that in Hungary, the mills were using large porcelain rollers shaped more or less like rolling pins and that each series of rollers ground the grain finer and finer. On his return to Minneapolis, de la Barre designed rollers made from steel instead of porcelain. Using de la Barre's steel rollers, the Washburn-Crosby Mills could mill flour that was cleaner, more uniform, and with less energy than ever before. The process was no less than a revolution in milling.
Title: Barclay Manufacturing Company
Content:  The Barclay Manufacturing Company was an American metal toy company based in New Jersey that specialised in diecast toy cars and hollowcast toy soldiers. Due to their common availability at five and dime stores, collectors often refer to Barclay's toy soldiers as "Dimestore soldiers".
Title: Creelman
Content:  The first Creelman to appear on a United States Federal Census was "Wm Creelman" in 1820. The 1830 census reported 4 Creelmans, 2 in Fayette County, Indiana, 1 in Essex, Massachusetts, and 1 in Buncombe County, North Carolina. By 1840, 5 Creelmans officially resided in the U.S., 2 in Monroe, Michigan, 1 in Essex still, 1 in Monroe, New York, and 1 in Allegheny, Pennsylvania. The 1850 U.S. Federal Census lists 42 Creelmans - 11 in "Monroe" (either Michigan or New York), 9 in Allegheny, 8 in Philadelphia, 7 in Essex, 2 in "Randolph", 1 in Hamilton County, Ohio and 1 in Wayne County, Michigan. 1860 reports 58 Creelmans with concentrations in Allgheny, "Suffolk", Washtenaw County, Michigan, "Pierce", Philadelphia, Monroe, 
Title: American Coaster Enthusiasts
Content:  As of 2022, there are 30 coasters worldwide with ACE Coaster Classic status; 20 in North America, 9 in Europe, and one in Australia.
Title: William de la Barre
Content:  In 1878, he and his family moved to Minneapolis, Minnesota. He became a salesman for Behrns' Exhaust, a patented apparatus for the prevention of dust explosions in flour mills, and for several years sold and installed this apparatus in various mills in Minneapolis. Because of his extensive knowledge flour mills, in 1880 he was hired by Cadwallader C. Washburn (better known as C. C. Washburn), founder of the Washburn-Crosby Mills in Minneapolis, to be head engineer and superintendent of his mills. While at the Centennial Exposition in Philadelphia, de la Barre had learned that a new process for milling flour had been invented in Europe that involved passing the grain 
Title: Barclay Manufacturing Company
Content:  Barclay Manufacturing was formed by Leon Donze and Michael Levy in about 1922.. The name of the company came from Barclay Street in Hoboken, New Jersey. During the 1930s, the company was later based in North Bergen, New Jersey. In its heyday Barclay produced 500,000 toys a week, making them the largest toy soldier manufacturer at that time in the United States. In 1939 Barclay acquired another toy soldier company, Tommy Toy and its art deco sculptor Olive Kooken. Soldier's uniforms followed military fashion of the times, replacing closed standing collars with open ones with shirt and tie. Wrap around puttees were replaced by canvas leggings. Prior to the company's temporary closing in 1942 the foot soldiers were purchased individually for a nickel. Some of Barclay's first vehicles 

Question: how many cracker barrels in the united states?
Answer: 639.
more than 600.