The published writing series has four sub-series for each platform that Pete du Pont has written for:

The National Center for Policy Analysis sub-series includes the drafts and final copies of Pete du Pont's columns for the think tank, as well as the monthly and yearly column schedules, from 1992 to 2010. These schedules are indexes of each of du Pont's columns with the exact date and title of the work. Pete du Pont had his own specific column called The du Pont Letter . He primarily wrote about tax cuts, the state of welfare, medical savings accounts, and the presidential elections between 1992 and 2010.

The Opinion Journal sub-series includes du Pont's columns that he wrote for the Wall Street Journal's editorial page, OpinionJournal.com. The published material included spans from 2000 to 2013. The sub-series includes schedules, drafts, final copies, and the material du Pont researched in order to write the columns. These schedules are indexes of each of du Pont's columns with the exact date and title of the work. Pete du Pont primarily wrote about the current presidential campaigns of the time, including that of George W. Bush, as well as his thoughts on education, and social issues, such as the rate of crime in the United States. Du Pont also continues to discuss economics, advocating for tax cuts and the creation of jobs.

The Intellectual Capital sub-series includes du Pont's writing for the online magazine. The written material dates from 1996 to 2000. The sub-series includes drafts and final copies of the columns, as well as an anthology of du Pont's writing for Intellectual Capital. With the drafts and final copies are indexes of du Pont's writing for Intellectual Capital over the years. He primarily wrote about taxes, education, and a general advocation of the Republican party policies.

The Magazines, journals, and other writings sub-series include the writing of du Pont as well as other authors, both in print and online formats. The sub-series includes newspapers, such as The Washington Post and The Boston Globe; magazines, such as National Review, The World and I, and Forbes; and journals from various foundations that du Pont was affiliated with, including The Heritage Foundation. These pieces are primarily about current events and politics of the time, often covering similar topics that du Pont had written about on his other platforms.