Question: What are the Notes of the Mill Built in the 19th century?
SQL: SELECT "Notes" FROM "2-18843333-3" WHERE "Built" = '19th century';

Question: What is the Type of Mill at Molen de Stud?
SQL: SELECT "Type" FROM "2-18843333-3" WHERE "Name of mill" = 'Molen de Stud';

Question: What is the Name of the Mill Built in 1802?
SQL: SELECT "Name of mill" FROM "2-18843333-3" WHERE "Built" = '1802';

Question: What is the Location of the Mill Built in the Early 19th century?
SQL: SELECT "Location" FROM "2-18843333-3" WHERE "Built" = 'Early 19th century';