CREATE TABLE table_52853 ("Station Number" TEXT, "District" TEXT, "Location" TEXT, "Type" TEXT, "Appliances" TEXT, "Registrations" TEXT)

What is the station number of the station at Dogsthorpe?
SELECT "Station Number" FROM table_52853 WHERE "Location" = 'dogsthorpe'
SELECT "Station Number" FROM "table_52853" WHERE "Location" = 'dogsthorpe'