Summary Papers of William King Coffin, a prominent Eau Claire (Wis.) banker and businessman, and papers of his grandfather, Nathaniel Coffin; his father, William Coffin; and his father's father-in-law, Samuel D. Lockwood, a justice on the Illinois Supreme Court. William King Coffin founded the Eau Claire National Bank and was its president from 1905 to 1925. The collection includes an 1869 diary and both business and personal correspondence of William King Coffin including exchanges with Milo...