It had been taken for granted that he would tend to the orrery, setting it for the most favorable conditions when some special major work of magic required it, and he had taken the orders and moved the controls as they wanted them.
There was no one to tend to the orrery.
mnli hypothesis: There was no one to tend to the orrery. premise: It had been taken for granted that he would tend to the orrery, setting it for the most favorable conditions when some special major work of magic required it, and he had taken the orders and moved the controls as they wanted them.