It had been decided that Oxford was to be the first stopping-place of the driving party, and quite a stop it was to be. Mr. and Mrs. Harris and Mr. Farwell had never been there, and they planned to spend at least two days prowling about the dear old colleges. But Marie-Celeste and Harold had a scheme on foot in comparison with which all the colleges put together could not offer the least attraction. They were to be permitted to go down early Saturday morning to Nuneham, take Chris and Donald by surprise, and spend the whole day with them.