Changes

:All the volumes are available to read online on the Digital Library of India website. The Contents pages of Volume IV are computer pages 15-20. Titles of Indian Cavalry, Infantry and Pioneer Units who served in Mesopotamia 1914-1918 may be found on pages 402-404 (computer pages 463-465). Refer [[Online books#Digital Library of India|Online books-Digital Library of India]] for more details about this site.

:Naval and Military Press has published reprint editions: [http://www.naval-military-press.com/the-campaign-in-mesopotamia-.-1914-1918.-vol-i.-official-history-of-the-great-war-other-theatres.html Volume I], [http://www.naval-military-press.com/the-campaign-in-mesopotamia.-1914-1918.-volume-ii-official-history-of-the-great-war-other-theatres.html Volume II], [http://www.naval-military-press.com/the-campaign-in-mesopotamia.-1914-1918-vol-iii.-official-history-of-the-great-war-other-theatres.html Volume III], [http://www.naval-military-press.com/the-campaign-in-mesopotamia.-1914-1918-vol-iv-official-history-of-the-great-war-other-theatres.html Volume IV]

*[http://ia341319.us.archive.org//load_djvu_applet.php?file=1/items/ABriefOutlineOfTheCampaignInMesopotamia19141918/ABriefOutlineOfTheCampaignInMesopotamia19141918.djvu ''A brief outline of the campaign in Mesopotamia, 1914-1918''] by Roger Evans, 1926 Archive.org (You will need a [http://djvu.org/resources/ Djvu plug-in], see our article [[Online books#Archive.org|Online books-Archive.org]])

*[http://www.archive.org/stream/warillustratedal09hammuoft#page/3052/mode/2up "Progress in Mesopotamia"] from ''The war illustrated album de luxe; the story of the great European war told by camera, pen and pencil Volume 9 The Fourth Year 1917-1918'' ed by JA Hammerton 1918 Archive.org