The East and West Fens to the north of Boston, Lincolnshire were drained by such pumps in 1867, but although they were smaller and more economical to install, a Mr. Lunn was still arguing that scoop wheels were a better solution if the initial cost did not rule them out, they were employed in situations where the water did not need to be raised by more than 8 feet , and where the water levels of the input and output did not vary much.