"Hullo! No!--Yes!--upon my soul, it is Jacob! Why, Delafield, my dear fellow, how are you?" So saying--on a February evening a good many years ago--an elderly gentleman in evening dress flung himself out of his cab, which had just stopped before a house in Bruton Street, and hastily went to meet a young man who was at the same moment stepping out of another hansom a little farther down the pavement.