On This Day:  June 9

1975 -- First BBC live ra­dio broad­cast of House of Com­mons pro­ceed­ings proves con­fus­ing to lis­ten­ers, who are un­able to view body pos­ture, arm ges­tures and fa­cial gri­maces which are es­sen­tial el­e­ments of un­der­stand­ing the con­text.