Henry Bull, b.1829 - d.1878 was William Bull's father, and Henry William Bull b.1792 - d.1872, William Bull's grandfather. Henry William Bull married Charlotte Susannah Swales b.1792 - d.1868 and Henry Bull married Cecilia Ann Howard. Both the Swales' and Howard's are a focus of William Bull's other family work. These records of the Bulls include correspondence and items relating to Henry Bull's time in Rugby and views on how the three generations differed.