None of his engines had a distinguished service life .
Three 0 - 6 - 0Ts that had been designed by Cudworth were also completed under Mansell 's supervision in 1877 .
None of Mansell 's engines had a distinguished service life .
Three 0 - 6 - 0Ts that had been designed by Cudworth were also completed under Mansell 's supervision in 1877 .