ONE:This statement might have ended the argument for the time being, had not an accident occurred that altered the whole complexion of the affair. Gregg had the wisdom to see that his friend was literally beside himself with fright and repugnance; he would have been quite content to await another opportunity for the discussion to be renewed. But at that moment the Doctor gave a cry of surprise, and stooping down picked up an object from the floor. The next moment both men were standing side by side, examining with feverish interest a further clue to the mystery.I see, he said. Well then, Miss Propert, you must cross out what I have dictated to you about it. Please read the letter through.... Yes, cross out from the sentence beginning, Re the payment for carriage of goods. Dear me, it is nearly one: what a lot of time we have spent over that. The booking-clerk would have done it much more quickly.