CREATE TABLE table_203_394 (id DECIMAL, "title" TEXT, "author" TEXT, "date" DECIMAL, "length\ ( first edition ) " TEXT)

after h.c. mcneille , who succeeded him in writing books about bulldog drummond ?
SELECT "author" FROM table_203_394 WHERE "author" <> 'h. c. mcneile' AND "date" > (SELECT "date" FROM table_203_394 WHERE "author" = 'h. c. mcneile') ORDER BY "date" LIMIT 1
SELECT "author" FROM "table_203_394" WHERE "author" <> 'h. c. mcneile' AND "date" > (SELECT "date" FROM "table_203_394" WHERE "author" = 'h. c. mcneile') ORDER BY "date" NULLS FIRST LIMIT 1