Letter in response to Charles F. Colbert, Jr. from Robert N.S. Whitelaw (May 21, 1945) expressing appreciation for Colbert's interest in CSC's programs.
Letter to Robert N.S. Whitelaw from Seward H. Mott (Urban Land Institute) (Feb. 15, 1946) enclosing copy of ULI publication and acknowledging the work of CSC.
Letter to Robert N.S. Whitelaw from Frederick P. Keppel (Dec. 27, 1939) regarding funding to retain Frederick Law Olmsted as a city planning consultant.
Letter to Robert N.S. Whitelaw from Charles F. Colbert, Jr. (Pittsburgh Metallurgical Co.) (April 21, 1945) congratulating CSC for city planning publication.
Letter to Robert N.S. Whitelaw from architect Robert D. Kohn (Feb. 13, 1940) praising the capabilities of Albert Simons with regard to the proposed city planning project.
Letter to Frederick P. Keppel from Robert N.S. Whitelaw (Dec. 29, 1939) thanking him for the consultant fee and recommending he read "Charleston, the Great Myth" by Edward Twig.
