Input (grade 9): In 1792, Chester had a day and night bellman, John Yarwood and a crier, William Ratcliffe, but by 1835 there seems to have been only one position.
Output (grade 10): In 1792, Chester had a day-time and night-time bellman, John Yarwood and a crier, William Ratcliffe, but by 1835 there seems to have been only one position.