“Now a pawnbroker’s business is mostly done of an evening, Mr. Holmes, especially Thursday and Friday evening, which is just before payday; so it would suit me very well to earn a little in the mornings. Besides, I knew that my assistant was a good man, and that he would see to anything that turned up.

“ ‘That would suit me very well,’ said I. ‘And the pay?’

“ ‘Is £4 a week.’

“ ‘And the work?’

“ ‘Is purely nominal.’

“ ‘What do you call purely nominal?’