Read it through once

“For a long time we were allowed to apprehend and detain all deserters who had signed the agreement on board ship, but the 'cast-iron' regulations of the Act of 1884 put a stop to that, allowing the Kanaka to sign the agreement for three years' service, travel about in the ship in receipt of the regular rations, cadge all he could, and leave when he thought fit, so long as he did not extend his pleasure trip to Queensland.”