"Can Intelligent Zoning be Done Without a Comprehensive City Plan? April 1928; "Central City Planning" The Pennsylvania Commercial Secretaries Association, March 21, 1946; Chief Problems in State Planning," Cornell College of Architecture, April 29, 1936; "The City Plan Insured," The American City 1923; "The City Planner Looks at the Inner-City Church," Allentown Area Council of Churches, October 19, 1958; "Review." City Planning and Housing by Wernen Hegemann Volume II. "Political Economy and Civic Art", Edited by Nanda Anslen.; "City Planning and Urban Redevelopment in National Defense." Architecture Forum, May 12, 1954; "Comments on State Planning" March 18, 1936; "The Composite profession of Planning." American Institute of Planners' Journal; The County - An Effective Unit for Planning." Better Roads Magazine., 1923-1958

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.