in may 1918, norton stated in one of their adverts that 'the ministry are taking the whole of our present output, but we have a waiting list' - this advert also uses the "unapproachable norton" phrase. few norton wd models appear in the for sale column of "the motor cycle" after the war, suggesting they were shipped abroad, apparently one order going to the russian army . the 1913–1917 red book listing uk motor, marine and aircraft production shows norton dropped from a full range in 1916, to only the military big four in 1917.