Letters from Sheldon, undergraduate student at Cornell, 1959-?

Includes original and transcribed correspondence to and from Leslie Severinghaus and his extended family; original and transcribed journals and diaries of Leslie Severinghaus and the Luce and Severinghaus families' memoirs of Charles E. Severinghaus and Leslie and Emmavail Severinghaus; and the daily planners of Leslie Severinghaus. Family correspondence includes Leslie's extensive collection of correspondence to and from father Charles E. Severinghaus, brother Aura E. Severinghaus, and son Sheldon Root Severinghaus. Additional personal includes Luce and Severinghaus family genealogies, and address book, memorial service material, and books.