Thomas de Beauchamp, 12th Earl of Warwick | Richard de Beauchamp, 13th Earl of Warwick | Compton Beauchamp | Beauchamp | William Lygon, 1st Earl Beauchamp | William de Beauchamp | Tom Beauchamp | Thomas de Beauchamp, 11th Earl of Warwick | John de Beauchamp, 3rd Baron Beauchamp | George Beauchamp | Elizabeth Beauchamp, Countess of Warwick | William Lygon, 8th Earl Beauchamp | Walter Beauchamp | Thomas de Beauchamp, 11th Earl of Warwick depicted in 1347 as one of the 8 mourners attached to the monumental brass of Sir Hugh Hastings (d.1347) at St Mary's Church, Elsing | Thomas de Beauchamp | Shepton Beauchamp | Michael Beauchamp | Margaret Beauchamp of Bletso | Line Beauchamp | Kash Beauchamp | Joan de Beauchamp, Baroness Bergavenny | Joan de Beauchamp | George Beauchamp Vick | Anne de Beauchamp, 15th Countess of Warwick |
Barnes' first original play was the blank verse drama Octavia Bragaldi, or, The Confession, which took the Beauchamp–Sharp Tragedy (the 1825 murder of Kentucky legislator Solomon P. Sharp by Jereboam O. Beauchamp) and set it in 15th century Milan, a popular trope of the day.