Complex sentence: Continuing in this for a number of years, he also, after a time, read law, and in 1861 was admitted to the bar, when he located at Warrenton for the practice of his profession.
Split into simpler sentences: Continuing in this for a number of years, he also, after a time, read law. When he was admitted to the bar in 1861, he moved to Warrenton for the practice of his profession.