William Hall, Lord Lieutenant for County Down, with Princess Anne for presentation of the shamrock to the 1st Battalion Irish Guards, including the Duke and Duchess of Abercorn, Lieutenant Col. C.P.H. Knaggs, army and civilian dignitaries, William Hall and army officers on top of a mountain in South Armagh, and a helicopter landing, Bessbrook Army Base, South Armagh, 9402. John J. Burns Library. https://findingaids.bc.edu/repositories/2/digital_objects/2759 Accessed December 27, 2024.