Pedzisa mutsara unotevera: Shaver akahwina zita revatambi vatsva paCanada Championships ya1966, gore rokutanga iro mwero wakakwikwidzwa pamakwikwi enyika. Pashure pokukunda menduru yesirivha yevakuru pa1973 Canadian Nationals, akatumirwa kuBratislava, Czechoslovakia kunokwikwidza pamakwikwi ake okutanga
World Championships; akapedza wechisere zvachose mushure mekuisa gumi nemaviri muzviverengero, wechitanhatu muchirongwa chipfupi, uye wechina mukutamba wakasununguka.