Davidson akagadzira zvitambi zveposvo zveRoyal Mail yeUK, kusanganisira 1993 "Sherlock Holmes" seti, "The Station", mu2003 "British Pub Signs" seti, ina ye2010 "Business uye Consumer Smilers", "Paralympic Games - Equestrian" mu "Olympic Games uye Paralympic Games 2012
" yakagadzirirwa, September 2018 "Postal Heritage: Mail neBhasikoro" yakagadzirirwa uye mapepa eKrisimasi egore iroro.