Further reading:

Peter Wallenstein, Blue Laws and Black Codes: Conflict, Courts, and Change in Twentieth-Century Virginia, (2004); includes a brief discussion of Holt’s role as presiding judge in a 1924 Rockbridge County case involving a test of the Racial Integrity Act (p. 149-150).

Research collections:

University of Virginia (Albert and Shirley Small Special Collections Library)
Papers of Henry W. Holt, 1920-1947, part of the Allen Caperton Braxton Papers.
Pertain to Holt’s administration of Braxton’s estate. Braxton was a lawyer in Staunton and Richmond, Va., a prominent member of the Virginia Constitutional Convention of 1902, and a vice-presidential candidate in 1904 on the Democratic ticket. Finding aid available.

Virginia State Law Library (Supreme Court of Virginia Archives)
Clerk’s correspondence and other records, 1918-2006; correspondence with Henry Holt, 1928-1947 (8 folders).
Correspondence pertaining to portraits of St. George Tucker and Justice Joseph Chinn and a memorial plaque for Judge Paul Carrington, and three folders of personal correspondence with his children and friends, 1936-1947.

State Law Librarian Correspondence, 1932-1979.
Correspondence, 1935-1947; 1 folder.