SELECT "1/8 Finals" FROM table_1938 WHERE "Round 1" = 'N/A'
Name the 1/8 finals for round 1 n/a
CREATE TABLE table_1938 (
    "Athlete" text,
    "Class" text,
    "Event" text,
    "Round 1" text,
    "Round 2" text,
    "Round 3" text,
    "1/8 Finals" text,
    "Quarterfinals" text,
    "Semifinals" text,
    "Final/ Bronze medal contest" text
)