there was a short delay then.. volunteer has entered the vehicle..reports that the nco and crew all suntanned and incoherent..we are removing the men who will be taken to army hospital for psycho treatment ... ..aboriginal tracker reports human footsteps and strange unidentified markings close to vehicle..tracks near the railway line..tracker reports strong smell of acid on railway tracks which appear rusted ... samples of track surface taken for analysis..some small articles collected .vehicles now returning to base..out ... well , said jake .