On the left is Pte Thomas W Stokes 946 of the 11th Battalion AIF. He was killed in action on 2 May 1915, aged 21.
Harder to discern is Cpl Alfred G Croud 2087 on the right. English born, he belonged to the 3rd Field Artillery Brigade AIF and was killed in action by shrapnel at Gaba Tepe on 7 May 1915. When he enlisted the previous August he was 44 years old. In a letter to his wife the Brigade Commander noted "Your husband lies buried with other comrades close to where our guns are now placed."