▁Haw kins , ▁Mayor ▁of ▁Bul away o ▁Mike ▁Con stand inos , ▁Senator ▁David ▁Col t art . ▁The ▁ 7 5 th ▁anni versary ▁address ▁was ▁given ▁by ▁former ▁Prime ▁Minister ▁of ▁Southern ▁Rh odes ia ▁Sir ▁Gar field ▁Tod d . ▁Sub sequ ent ▁addresses ▁were ▁delivered ▁by ▁notable ▁figures ▁including ▁former ▁President ▁of ▁Z imb ab we ▁C ana an ▁Ban ana , ▁Ang lic an ▁Dean ▁of ▁Bul away o ▁Robin ▁E w bank , ▁British ▁High ▁Commission er ▁Sir ▁R ams ay ▁M ell hu ish , ▁writer ▁Y v onne ▁V era , ▁Vice ▁Chan cell or ▁of ▁Sol us i ▁University ▁Norman ▁Map h osa , ▁and ▁A ID s ▁research er ▁Ri ita ▁D l od lo . ▁ ▁List ▁of ▁head master s ▁▁▁ ▁E . ▁D . ▁de ▁Be er ▁( 1 9 1 0 – 1 9 2 4 ) ▁ ▁John ▁B anks ▁Br ady ▁( 1 9 2 5 – 1 9 3 0 ) ▁ ▁H . ▁G . ▁Living ston ▁( 1 9 3 1 – 1 9 4 1 ) ▁ ▁L . ▁R . ▁Morgan ▁( 1 9 4 1 – 1 9 4 2 ) ▁ ▁William ▁Geb bie ▁( 1 9 4 3 – 1 9 4 6 ) ▁ ▁Ball ▁( 1 9 4 6 – 1 9 5 0 ) ▁ ▁H . ▁Down ing ▁( 1 9 5 0 – 1 9 5 5 ) ▁ ▁Cec il ▁Raymond ▁Mess