| Babcock, Charlotte, Casper author | Oral Histories | Nichole Simoneaux | 
          
                                                                                        | Baggs to Rawlins wagon road | Encyclopedia | David Johnson | 
          
                                                                                        | Baker, Jim. Frontier Scout | Encyclopedia | Lori Van Pelt | 
          
                                                                                        | Baker, Pvt. Ralston, pioneer grave of | Encyclopedia | Randy Brown | 
          
                                                                                        | Balangiga, bells of | Encyclopedia | Douglas R. Cubbison | 
          
                                                                                        | Banditti of the Plains, The | Encyclopedia | Rebecca Hein | 
          
                                                                                        | Bank Robbery, Green River | Encyclopedia | Brigida R. (Brie) Blasi | 
          
                                                                                        | Banking, Wyoming history of | Encyclopedia | Tom Rea | 
          
                                                                                        | Barber, Amos | Encyclopedia | Wyoming State Archives | 
          
                                                                                        | Bardo, Helen, disability activist | Encyclopedia | Phil Roberts | 
          
                                                                                        | Barlow, Bill | Encyclopedia | Rebecca Hein | 
          
                                                                                        | Barrett, Frank | Encyclopedia | Wyoming State Archives | 
          
                                                                                        | Barrow, Merris, editor of Bill Barlow’s Budget | Encyclopedia | Rebecca Hein | 
          
                                                                                        | Battle Mountain, in Sublette County near Bondurant, Wyo. | Field Trip |  | 
          
                                                                                        | Battle of Red Buttes marker | Field Trip |  | 
          
                                                                                        | Battle Pass Scenic Byway | Field Trip |  | 
          
                                                                                        | Baumgart, Jenna, principal viola, personnel manager and music librarian | Oral Histories | Rebecca Hein | 
          
                                                                                        | Baxter, George | Encyclopedia | Wyoming State Archives | 
          
                                                                                        | Beethoven celebrations, Wyoming orchestras and | Encyclopedia | Rebecca Hein | 
          
                                                                                        | Belden, Charles, photographer | Encyclopedia | Lori Van Pelt | 
          
                                                                                        | Bell, Tom, High Country News editor and publisher | Encyclopedia | Marjane Ambler | 
          
                                                                                        | Bellamy, Mary Godat | Encyclopedia | Wyoming Legislative Service Office | 
          
                                                                                        | Bellamy, Mary Godat | Encyclopedia | Jennifer Helton | 
          
                                                                                        | Bells of Balangiga | Encyclopedia | Douglas R. Cubbison | 
          
                                                                                        | Bessemer, Wyoming | Field Trip |  | 
          
                                                                                        | Bessemer, Wyoming | Encyclopedia | Annette Hein | 
          
                                                                                        | Bicycling in Early Wyoming | Encyclopedia | Lori Van Pelt | 
          
                                                                                        | Bierstadt, Albert: Landscapes of the American West | Encyclopedia | Maria Wimmer | 
          
                                                                                        | Big Boy Steam Engine | Field Trip |  | 
          
                                                                                        | Big Horn Academy/Cowley Log Gym | Field Trip |  | 
          
                                                                                        | Big Horn and Flying H polo clubs | Field Trip |  | 
          
                                                                                        | Big Horn County Courthouse | Field Trip |  | 
          
                                                                                        | Big Horn County, Wyoming | Encyclopedia | Rebecca Hein | 
          
                                                                                        | Big Horn River Pilot, early Thermopolis, Wyo. newspaper | Encyclopedia | Rebecca Hein | 
          
                                                                                        | Big Muddy Oil Field | Field Trip |  | 
          
                                                                                        | Big Muddy Oil Field | Encyclopedia | Rebecca Hein | 
          
                                                                                        | Big Nose George | Encyclopedia | Lori Van Pelt | 
          
                                                                                        | Big Piney Branch Library | Field Trip |  | 
          
                                                                                        | Big Piney, Wyoming | Encyclopedia | Ann Chambers Noble | 
          
                                                                                        | Big Sandy Crossing | Field Trip |  | 
          
                                                                                        | Big Sandy Crossing | Encyclopedia | WyoHistory.org | 
          
                                                                                        | Bighorn Basin Geoscience Center | Field Trip |  | 
          
                                                                                        | Bighorn Basin, Mormon colonizers in | Encyclopedia | Darcee Barnes | 
          
                                                                                        | Bighorn Basin, Natural History of the | Encyclopedia | Emilene Ostlind | 
          
                                                                                        | Bighorn Canyon National Recreation Area | Field Trip |  | 
          
                                                                                        | Bighorn National Forest | Field Trip |  | 
          
                                                                                        | Bill Barlow’s Budget newspaper | Encyclopedia | Rebecca Hein | 
          
                                                                                        | Bird-banding session | Field Trip |  | 
          
                                                                                        | Birds of Wyoming | Encyclopedia | Ellis Hein | 
          
                                                                                        | Bishop, Charles, forty-niner, death and grave of | Encyclopedia | Randy Brown | 
          
                                                                                        | Bissonette family and 1868 wagon train attack | Encyclopedia | Rebecca Hein | 
          
                                                                                        | Black 14 sites on the University of Wyoming campus | Field Trip |  | 
          
                                                                                        | Black 14, Hamilton, Mel, former University of Wyoming football player on his life and the | Oral Histories | Phil White | 
          
                                                                                        | Black 14, the | Encyclopedia | Phil White | 
          
                                                                                        | Black and Yellow Trail | Encyclopedia | Robert G. and Elizabeth L. Rosenberg | 
          
                                                                                        | Black and Yellow Trail | Field Trip |  | 
          
                                                                                        | Black Diamond Historic Mine Trail | Field Trip |  | 
          
                                                                                        | Black Elk, Oglala Lakota holy man | Encyclopedia | Rebecca Hein | 
          
                                                                                        | Black Hills National Forest | Field Trip |  | 
          
                                                                                        | Black Kettle, Oglala Lakota man killed in 1903 | Encyclopedia | Rebecca Hein | 
          
                                                                                        | Black Thunder Coal Mine | Field Trip |  | 
          
                                                                                        | Black Woman Suffrage | Encyclopedia | Jennifer Helton | 
          
                                                                                        | Black, Dr. Willie, Chancellor of the Black Student Alliance in 1969, on the Black 14 | Oral Histories | Wyoming State Archives | 
          
                                                                                        | Blackwater firefighters memorial | Field Trip |  | 
          
                                                                                        | Blackwater forest fire, 1937 | Encyclopedia | Kerry Drake | 
          
                                                                                        | Blake, Florence, woman homesteader | Encyclopedia | Rebecca Hein | 
          
                                                                                        | Blizzard of 1949 | Encyclopedia | Rebecca Hein | 
          
                                                                                        | Boarding Schools, Indian, in Wyoming and nationwide | Encyclopedia | Geoffrey O’Gara | 
          
                                                                                        | Bohren, Dale, string bass | Oral Histories | Rebecca Hein | 
          
                                                                                        | Boissevain, Inez Milholland, suffragist and orator | Encyclopedia | Lesley Wischmann | 
          
                                                                                        | Bonneville, Benjamin, fur trader and army officer | Encyclopedia | Jett B. Conner | 
          
                                                                                        | Boundary, western Wyoming, survey of, 1874 | Encyclopedia | Lucia McCreery | 
          
                                                                                        | Bovie, Deborah, cello | Oral Histories | Rebecca Hein | 
          
                                                                                        | Boysen Dam | Field Trip |  | 
          
                                                                                        | Boysen Dam, History of | Encyclopedia | Annette Hein | 
          
                                                                                        | Bozeman Trail | Field Trip |  | 
          
                                                                                        | Bozeman Trail Museum | Field Trip |  | 
          
                                                                                        | Bozeman Trail sign and marker | Field Trip |  | 
          
                                                                                        | Bozeman Trail, brief history | Encyclopedia | Marilyn J. Drew | 
          
                                                                                        | Brazil, Pedro II, emperor of | Encyclopedia | Phil Roberts | 
          
                                                                                        | Bridger Trail | Encyclopedia | James A. Lowe, Wyoming State Historic Preservation Office | 
          
                                                                                        | Bridger Trail through the Bridger Mountains | Field Trip |  | 
          
                                                                                        | Bridger Valley Historic Byway | Field Trip |  | 
          
                                                                                        | Bridger, Jim | Encyclopedia | James A. Lowe, Wyoming State Historic Preservation Office | 
          
                                                                                        | Brinton Museum, The | Field Trip |  | 
          
                                                                                        | Brooks, Bryant | Encyclopedia | Wyoming State Archives | 
          
                                                                                        | Brown, Melville C. | Encyclopedia | Kim Viner | 
          
                                                                                        | Brown’s Park | Field Trip |  | 
          
                                                                                        | Bucking-horse logo, Wyoming | Encyclopedia | Rebecca Hein | 
          
                                                                                        | Buffalo Bill and the Pony Express | Encyclopedia | Tom Rea | 
          
                                                                                        | Buffalo Bill Center of the West | Field Trip |  | 
          
                                                                                        | Buffalo Bill Dam | Field Trip |  | 
          
                                                                                        | Buffalo Bill Dam | Encyclopedia | The National Park Service | 
          
                                                                                        | Buffalo Bill Historical Center | Field Trip |  | 
          
                                                                                        | Buffalo Bill State Park | Field Trip |  | 
          
                                                                                        | Buffalo Bill, Wyoming Town Founder and Irrigation Tycoon | Encyclopedia | Robert E. Bonner | 
          
                                                                                        | Buffalo Soldiers, Wyoming and the West | Encyclopedia | Tom Rea | 
          
                                                                                        | Bull, Martha, Bighorn Basin homesteader | Encyclopedia | Michael Cassity | 
          
                                                                                        | Bureau of Land Management | Field Trip |  | 
          
                                                                                        | Bureau of Land Management, founding of | Encyclopedia | Russel L. Tanner | 
          
                                                                                        | Burlington Railroad in Wyoming | Encyclopedia | Gregory Nickerson | 
          
                                                                                        | Burnt Ranch | Encyclopedia | WyoHistory.org | 
          
                                                                                        | Buxton, John, Wyoming deputy game warden, killed in 1919 | Encyclopedia | Dick Blust, Jr. | 
          
                                                                                        | Byrd, Liz, Wyoming legislator | Encyclopedia | Lori Van Pelt | 
          
                                                                                        | Byron Museum | Field Trip |  |