"Radio Address" New Jersey Celebrity Hour, WNEW April 30, 1938; "Recent Planning and Zoning Legislation in Pennsylvania" Pennsylvania Association of Planning Commissioners, October 18, 1938; "Recreational Potentialities of Delaware and Raritan Canal Properties for Development Either as a State Park or to Serve the Purpose of Aqueduct Location" June 1940; "Potential of the Jersey Meadows." Newark Commerce. March 1963., 1938, 1940, 1963

Correspondence, reports, notes, questionnaires, articles, maps, contracts, pamphlets, brochures, ordinances, and legal notices related to city and state planning, primarily in the mid-Atlantic states. In addition to his private practice, papers deal with Black's membership in the Commonwealth Club of San Francisco; participation in the initial activities of the Regional Plan Association of San Francisco Bay Counties; and various other state and federal planning efforts in the 1930's. Correspondents include Frederick J. Adams, Thomas Adams, Charles Stern Ascher, Tracy Baldwin Augur, Liberty Hyde Bailey, Harland Bartholomew, Edward Murray Bassett, Alfred Bettman, Frederick Bigger, Walter Harold Blucher, Harold Sinley Buttenheim, Gilmore David Clarke, Arthur Coleman Comey, Jacob Leslie Crane, Jr., Frederick Dohram, Earle Sumner Draper, R.F. Engle, Livingston Farrand, Carl Feiss, Benjamin Antrim Haldeman, Justin Richardson Hartzog, Henry V. Hubbard, Harlean James, Harold MacLean Lewis, Thomas William Mackesey, Albert Mayer, Eugene Davis Montillon, Lewis Mumford, John Nolen, Robert Randall, Irving Root, Ladislas Segoe, Flavel Shurtleff, Clarence S. Stein, Armand Tibbitts, L. Deming Tilton, Raymond Unwin, Lawrence Veiller, Warren Jay Vinton, Samuel Price Wetherill, Jr., Gordon Whitnall, Robert M. Whitten, and Henry C. Wright.