""Guthred, The Widows Slave: A Historical Tale"" is a novel written by Agnes Strickland and first published in 1876. The book is set in the 9th century and follows the story of Guthred, a young Saxon boy who is captured by Vikings and sold into slavery. He is eventually bought by a wealthy widow named Elfrida, who takes him under her wing and treats him like her own son. As Guthred grows older, he becomes increasingly aware of his past and the circumstances...