CREATE TABLE table_24323 ("Outcome" TEXT, "Year" FLOAT, "Championship" TEXT, "Surface" TEXT, "Partner" TEXT, "Opponents in the final" TEXT, "Score" TEXT)

What was the result of the match on grass in 1955?
SELECT "Outcome" FROM table_24323 WHERE "Surface" = 'Grass' AND "Year" = '1955'
SELECT "Outcome" FROM "table_24323" WHERE "Surface" = 'Grass' AND "Year" = '1955'