Primaries in five States last week added to the makings of the 72nd Congress to be elected next November. Results:
Nebraska. For two years Republican conservatives have waited to punish Senator George William Norris, No. 1 Republican insurgent, for his endorsement of Alfred Emanuel Smith in the 1928 presidential campaign. Denouncing Norris as a ''no-party man" because of his continuous attacks upon the Hoover Administration, they put up William H. Stebbins, onetime State treasurer, as the party's '"regular" Senatorial candidate. Senator Norris defended his party bolt on the ground that "events at Washington...