revision preference src: This NCO along with Pte ADOLFSON showed utter disregard of personal danger for when the advance was temporarily held up, he went forward and with rifle grenades materially assisted the action of the Lewis Gun in clearing up an enemy post. <SEP> tgt: This NCO along with Pte ADOLFSON showed utter disregard of personal danger for when the advance was temporarily held up, he went forward. With rifle grenades materially assisted the action of the Lewis Gun in clearing up an enemy post.