CREATE TABLE table_70607 ("Year" TEXT, "Start" TEXT, "Qual" TEXT, "Rank" TEXT, "Finish" TEXT, "Laps" FLOAT)

What was Jack McGrath's finish number in 1954?
SELECT "Finish" FROM table_70607 WHERE "Year" = '1954'
SELECT "Finish" FROM "table_70607" WHERE "Year" = '1954'