Already weakened by starvation and exposure, their progress on the return journey was slow and hampered by the tropical monsoon downpours of the wet season. Gray died four days before they reached the depot at Cooper Creek and the other three took a day to bury him. They eventually reached the depot on Sunday, 21 April 1861 to find the men had not arrived from Menindee and Brahe and the Depot Party had given up waiting and left just 9 hours earlier. Brahe had buried a note and some food underneath a tree which is now known as the "Dig Tree".