Agence Photo RMN
Alain Tripaux
An Post
Ann Holiday
Anne S. K. Brown Military Collection, Brown University Library
Art Gallery of New South Wales
Ashmolean Museum, Oxford
Australian War Memorial
Battle of Little Big Horn Site National Parks Services
Halla Cathrach Bhéal Feirste
Bridgeman Art Library
Dan Trioini
David Truesdale
Leabharlanna Poiblí Bhaile Átha Cliath
Getty Images
Heeresgeschichtliches Museum, Vienna
Imperial War Museum
Músaem Reisimint Fiúsailéirí Ríoga Inis Ceithleann
Aerchór na hÉireann
Óglaigh na hÉireann
Irish Independent Newspapers
Cartlanna Míleata na hÉireann
Karl Martin
King's Own Royal Regiment Museum
Ridire an Ghleanna
La Marie de Aire sur la Lys
Library of Congress
London New York State Museum
Martyn Gregory Library
Mary Evans Picture Library
Mercer Library
Mort Kunstler
Museo Prado Museum of London
Museum of London
Ard-Mhúsaem Arm na Breataine
Gailearaí Náisiúnta na hÉireann
Leabharlann Náisiúnta na hÉireann
National Portrait Gallery
Osprey Publishing Ltd
Richard Doherty
Coláiste Ríoga na Máinlia
San Jacinto Museum of History
State Hermitage Museum
The British Library
The Essex Regiment Museum
The Irish Times
The Royal Gloucestershire, Berkshire and Wiltshire Regiment (Salisbury) Museum
TopFoto Agency
Toronto Public Library
Coláiste na Tríonóide, Baile Átha Cliath
U.S. Army Military History Institute
Wellcome Trust
Wisconsin Veterans Museum
Píosaí Scannán
Canadian Broadcasting Corporation - Toronto
Cartlann Scannán na hÉireann, Sunniva O’Flynn, Kassandra O’Connell
RTÉ Rossa Lyons