 Geoffrey's major work was nevertheless widely disseminated throughout medieval Western Europe; Acton Griscom listed 186 extant manuscripts in 1929, and others have been identified since.It enjoyed a significant afterlife in a variety of forms, including translations and adaptations such as Wace's Anglo-Norman "Roman de Brut", Layamon's Middle English "Brut", and several anonymous Middle Welsh versions known as "" (""Brut of the Kings"").where it was generally accepted as a true account.