Question: Name the party for the Pennsylvania 25
SQL: SELECT "Party" FROM "1-1342013-37" WHERE "District" = 'Pennsylvania 25';

Question: Name the minumim first elected for Alvin Bush
SQL: SELECT MIN("First elected") FROM "1-1342013-37" WHERE "Incumbent" = 'Alvin Bush';

Question: What is the incumbent for Pennsylvania 15
SQL: SELECT "Incumbent" FROM "1-1342013-37" WHERE "District" = 'Pennsylvania 15';