Research collections:

Library of Virginia (Personal Papers Collection)
Richmond, Va.
Edward Wren Hudgins Papers, 1899-1958 (bulk 1948-1958).
Correspondence (4 folders, 1954-1958; includes a speech); finding aid available.

University of Virginia (Albert and Shirley Small Special Collections Library)
Harry Flood Byrd, Sr., Papers, 1911-1965.
Spratley is represented in Senator Byrd’s political correspondence, 1933-1944, circa; finding aid available.

College of William and Mary (Earl Gregg Swem Library)
Judge C. Vernon Spratley Oral History, University Archives Oral History Collection.
For this interview, recorded on October 3, 1975, Justice Spratley spoke of his years as a student at the College of William and Mary, 1898-1901. The transcript is available here.