CREATE TABLE table_18600 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" FLOAT, "Result" CLOB, "Candidates" CLOB)

What was the result in Pennsylvania 13?
SELECT "Result" FROM table_18600 WHERE "District" = 'Pennsylvania 13'
SELECT "Result" FROM "table_18600" WHERE "District" = 'Pennsylvania 13'