The collection primarily contains correspondence, legislation, and the like. Most of the correspondence deals with legislative matters and issues of concern to his constituency in the 44th District. There is also correspondence with state and national legislators, and with other political figures. And since the University of Kansas is part of the 44th District there is correspondence with university officials and students.

Named for General Charles Cotesworth Pinckney, a hero of the U.S. Revoluntionary War, the Pinckney Neighborhood is one of the oldest Lawrence, Kansas neighborhoods. The collection consists of the records of the Pinckney Neighborhood Association, including the Association's by-laws, newsletters, and newspaper articles mentioning the Association.