m ant led . ▁Hotel ▁Mac don ald ▁opened . ▁North ▁S ask atch ew an ▁River ▁flo od ▁of ▁ 1 9 1 5 ▁leaves ▁ 2 0 0 0 ▁hom eless . ▁ 1 9 1 7 ▁– ▁Ed mont on ▁an ne xes ▁Cal der . ▁ 1 9 1 8 – 1 9 1 9 ▁– ▁Spanish ▁Fl u ▁k ills ▁ 6 1 4 ▁Ed mont oni ans . ▁ 1 9 2 0 ▁– ▁Ed mont on ▁Sym phony ▁Orchestra ▁holds ▁its ▁first ▁performance . ▁ 1 9 2 2 ▁C J CA ▁begins ▁broadcast ing ▁as ▁city ' s ▁first ▁radio ▁station . ▁Ed mont on ▁Gr ads ▁win ▁the ▁Canadian ▁Basketball ▁Championship . ▁The ▁te an ▁wins ▁this ▁competition ▁each ▁year ▁from ▁ 1 9 2 2 ▁to ▁ 1 9 4 0 . ▁ 1 9 2 3 ▁– ▁Ed mont on ▁Gr ads ▁win ▁the ▁World ▁Basketball ▁Championships . ▁ 1 9 2 4 ▁– ▁The ▁Ed mont on ▁Art ▁Gallery ▁opened ▁for ▁the ▁first ▁time . ▁ 1 9 2 9 ▁– ▁Bl atch ford ▁Field ▁( now ▁Ed mont on ▁City ▁Centre ▁( Bl atch ford ▁Field ) ▁Airport ) ▁comm enced ▁operation . ▁ 1 9 3 0 ▁– ▁Canadian ▁Derby ▁established . ▁ 1 9 3 7 ▁– ▁Ed mont on ' s ▁h ott est ▁temperature ▁( until ▁ 1 9 9 8 ) ▁is ▁recorded ▁as ▁ 3 7 . 2   ° C ▁on ▁June ▁