As the old man inspects, through his glasses, every up-stroke and down-stroke of both documents before he releases them from their leathern prison, and as he counts the money three times over and requires Judy to say every word she utters at least twice, and is as tremulously slow of speech and action as it is possible to be, this business is a long time in progress. 
As the old man inspects every letter of both documents, and as he counts the money three times over, this business takes a long time. 