Table: election_results_1958_3
Columns: district
incumbent
party
first_elected
result
candidates

Question: which affiliation does edwin e. willis affiliate with
SQL: SELECT "party" FROM election_results_1958_3 WHERE "incumbent" = 'Edwin E. Willis'

Question: which affiliation is james h. morrison part of
SQL: SELECT "party" FROM election_results_1958_3 WHERE "incumbent" = 'James H. Morrison'