Question: Which GWR numbers had a quantity less than 2 when the M&SWJ number was 9?
SQL: SELECT "GWR Nos." FROM "2-1169521-12" WHERE "Quantity" < 2.0 AND "M&SWJ Nos." = '9';

Question: Which manucfaturer's type was 2-6-0?
SQL: SELECT "Manufacturer" FROM "2-1169521-12" WHERE "Type" = '2-6-0';