William Preston Clark, White Sulphur Springs, to William Clark. En route to university, where he believes 18 months of hard work will enable him to complete his studies. Won’t return to St. Louis until education enables him to get into some business. Discussion of [Meriwether Lewis Clark’s] intention to resign from West Point. “I hope my dear father you take more exercise than when I left—nothing would be more conducive to your health than a walk or ride every morning & evening, also Ma . . . [although] she thinks ‘tis magnesia alone that keeps her alive . . .”