Awards correspondence is about various prizes and honorary degrees conferred. Correspondence with dealers concerns exhibitions, loans, and sales. Fan Mail includes general letters and ones specifically regarding Stella's Norton Lecture series at Harvard University. Correspondence with organizations and institutions consists mainly of requests for Stella's participation in programs or events. Legal correspondence concerns lawsuits, real estate matters, speeding tickets, and unauthorized reproductions of Stella's work. Miscellaneous correspondence regards conservation, Nicaragua, poster designs, and a catalogue raisonné project for Stella's prints. Permissions correspondence concerns publication, reproduction, recording, filming and broadcasting of Stella's art work and writings. Political correspondence is mainly about various campaign fund raising activities supported or organized by Stella. Projects proposed but not executed consists of correspondence and related records about four major proposals. Requests Accepted consists of appeals from individuals, institutions, and organizations for autographs, donations, interviews, etc. Requests Denied-more broad ranging than Requests Accepted-includes offers of visiting artist/teaching positions, requests for lectures, art jury service, studio tours, proposals for exhibitions and collaborative projects, etc. Correspondence with schools, colleges, and universities regards exhibitions and loans to affiliated galleries, Stella's participation in programs or events, donations, service as a visiting critic or lecturer, etc.

A small amount of additional correspondence is included with Stella's papers from his undergraduate years at Princeton University (Series 2). Correspondence concerning the editorial process for is filed with Writings by Stella (Series 3.1.).

This series is organized into twelve subseries:

Princeton University papers document Stella's undergraduate years and record both university and personal business.

This series is organized into two subseries:

Interview Transcripts represent published and unpublished interviews with Stella recorded for a variety of purposes. The interview with Philip Leider touches on many issues in contemporary art, and mentions Stella only briefly.

The transcripts are arranged chronologically.

This series contains ten volumes of sketches in pencil, ink, and colored markers; two volumes contain related notes.

Among the Registers and Inventories are copies of records kept by dealers, as well as Stella's own records. Some of these files may have been compiled when by Richard H. Axsom and William S. Rubin's catalogs for Stella's two retrospective exhibitions at The Museum of Modern Art were being researched. Texts of these catalogs are among Writings (Series 3.2.2).

Banking records consist of statements and cancelled checks. Petty cash receipts document personal and business purchases and include routine expenses such as groceries and parking, as well as art supplies, travel and entertainment. Paid bills are for personal and professional expenses including supplies, fabrication charges, studio remodeling, rental of studio in Connecticut, shipping, and travel. Most are annotated with the date of payment and check number. Records regarding expenses incurred by Stella's race horses include veterinary bills, boarding and transportation charges, stud fees, racetrack entry fees and winnings.

This series is organized into seven subseries:

Photographs are of people, exhibitions, works of art by Stella, places, and miscellaneous subjects. See also the Princeton University papers (Series 2) which include two photographs of a painting executed by Stella during his student days.

This series is organized into five subseries. Within each category, photographs are organized into the subjects indicated by the folder titles listed below. Each folder is arranged chronologically.