"To New York Times regarding FCC regulations," unpublished, 1981 Box 2, Folder 32 Bookmark Collection Context Yale University -Manuscripts and Archives William Nelson Parker papers, 1920-1992Additional Material, 1951-1992Writings
Topical files, 1990-1999 Box 8–9 Bookmark Collection Context Yale University -Manuscripts and Archives William Nelson Parker papers, 1920-1992Additional Material
"To William Nordhaus on His Fortieth Birthday," unpublished, 1980 Box 2, Folder 29 Bookmark Collection Context Yale University -Manuscripts and Archives William Nelson Parker papers, 1920-1992Additional Material, 1951-1992Writings
Trade: real factors early, modern Box 1, Folder 23 Bookmark Collection Context Yale University -Manuscripts and Archives William Nelson Parker papers, 1920-1992Additional Material, 1950-1989
"Trends in Food Consumption in the United States, 1840-1910," unpublished, 1955 Box 1, Folder 12 Bookmark Collection Context Yale University -Manuscripts and Archives William Nelson Parker papers, 1920-1992Additional Material, 1951-1992Writings
Trends in the American Economy in the Nineteenth Century: National Bureau of Economic Research: Studies in Income and Wealth . Editor and contributor. New York: NBER, Vol. XXIV, 1960-1960 Box 1, Folder 25 Bookmark Collection Context Yale University -Manuscripts and Archives William Nelson Parker papers, 1920-1992Additional Material, 1951-1992Writings
"Two Hidden Sources of Productivity Growth in American Agriculture, 1850-1930," Agricultural History . With S. DeCanio, Vol. 56, No. 4, 1982 Box 1, Folder 93 Bookmark Collection Context Yale University -Manuscripts and Archives William Nelson Parker papers, 1920-1992Additional Material, 1951-1992Writings
U Box 2 Bookmark Collection Context Yale University -Manuscripts and Archives William Nelson Parker papers, 1920-1992Original accession
U Box 4 Bookmark Collection Context Yale University -Manuscripts and Archives William Nelson Parker papers, 1920-1992Original accession
"Uncovering the Resource Base," unpublished, 1960 Box 1, Folder 26 Bookmark Collection Context Yale University -Manuscripts and Archives William Nelson Parker papers, 1920-1992Additional Material, 1951-1992Writings