 In 1826 Tennant and another man, John Ricks, absconded from their assigned landholder and took to the bush.At about noon on 21 or 22 November 1826, he and John Ricks (some references spell it "Rix") robbed the camp of James Ainslie, the overseer at Duntroon.He stole nine vests of various colours, foreign and local currency, two silk handkerchiefs, 150 lbs of flour and 29 lbs of Brazilian tobacco.