text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE table_name_43 (number_s_ VARCHAR, quantity VARCHAR, year_s__of_manufacture VARCHAR)
  ### Question:
  What number was manufactured 1 in 1841?
  ### Answer:
  SELECT number_s_ FROM table_name_43 WHERE quantity = "1" AND year_s__of_manufacture = "1841"