For Walter Clark, a man of letters in every sense of the word, poetry and lyricism were woven into every act of observation, every impulse for connection. In the months after his death, his wife and daughter pored through his writings and collected poetry and letters that make palpable his connection to the places he called home, including both Wolfeboro and Hancock, N.H. A longtime professor at the University of Michigan, Walter founded the university's New England Literature Program, which annually brings students to a Maine camp for a half-term of studying New England authors, writing, and...