The Nuttall Encyclopedia
Hallam, Arthur Henry
Eldest son of the succeeding, the early friend of Tennyson, who died suddenly at Vienna to the bitter grief of his father and of his friend, whose "In Memoriam" is a long elegy over his loss (1811-1838).
Wood, James, ed. Entry for 'Hallam, Arthur Henry'. The Nuttall Encyclopedia. https://www.studylight.org/encyclopedias/eng/nut/h/hallam-arthur-henry.html. Frederick Warne & Co Ltd. London. 1900.