the photo is on the Military Archives website
Glass plate copy negative of a group portrait containing military officers, TDs and members of the clergy taken in front of a building. The front row, seated, include from left to right Kevin O'Higgins, Arthur Griffith, Dr. Fogarty (Bishop of Killaloe). Men standing in the back row include Paddy Hogan, Canon William O' Kennedy, Ignatius O'Neill, Sean Milroy and Michael [Breana or Brennan].
you can see the 'thumbnail'... but clicking to view the photo gives an error message

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