This series introduces the organization, explains its reason for existence and provides highlights of its activity. It defines its function, outlines its leadership and includes a brief Final Report with highlights from January – December 1998.

This series involves initial planning (1995) and includes copies of funding requests as well as a significant amount of early materials concerning the PBS documentary on New York's history that was planned for October 1998.

Series III documents such 1997 activities as the Mayor's announcement of the Centennial celebration (May), the selection of Marie Salerno as the organization's president (July) and several early events including the first fundraiser (August). Folder h. 501(c) 3 Filing was empty and removed from the series.

The focus of Series IV is the development of the Centennial Plan. The Advisory Committee roster and several drafts of the plan are contained within the series. Box 1, Folder 27 includes drafts along with requests for review and comment by various participants and edits provided by Professor Kenneth T. Jackson. In Box 1, Folder 26 is the plan developed by the City's Tourism Bureau for the Centennial year. Folder f. Final Plan / Mission Statements was empty and removed from the series.

The development of a logo for the New York City 100 Centennial is the subject of Series V which includes design submissions from the Tourism Bureau and Deluxe Design, as well as those of Pentagram, the creator of the selected graphic. Folder c. Pentagram Logo Design Modification for 1998 was empty and removed from the series.

Series VI provides complete documentation of the Centennial "kick-off" held at Gracie Mansion on September 8, 1997. Box 2, Folder 1 includes invitations, a program, articles from The New York Times, an invitation list and check list. Box 2, Folder 2, the program copy file, paints a picture of behind the scenes activities. A full list of guests can be found in Box 2, Folder 3 and an accounting of all expenses associated with the event is located in Box 2, Folder 4. Although not referenced in the final report, Box 2 Folder 7 contains thank you letters written by Marie Salerno to a number of participants. There are also several letters written to Ms. Salerno thanking her for the successful event. Folder g. Commemorative Cups and Napkins was removed from the series and its contents were transferred to the N-YHS museum collection.

Series VII describes programs and events planned for 1998, the Centennial Year. Each subseries focuses on a specific category of event.

Extending its celebration into 1999, the New York City 100 organization initiated "America Begins in New York." This second year of programming was based on the immigrant experience and its resulting diversity of views and cultural heritage across all five boroughs. Series VIII includes an overview of the 1999 events (Final Report – June 1, 2000) as well as some of the planning documentation.

Series IX describes programs and events planned for 1999. Each subseries focuses on a specific category of event.

A collaboration of The New-York Historical Society and The New York Board of Education, with the assistance of many contributors, produced two resource manuals for New York City school teachers, one in 1998 and one in 2000. The first (Box 7, Folder 3) provides students from elementary through high school with New York City historical content to complement their social studies and history curricula, focusing on the development of research skills. The second (Box 7, Folder 5) contains maps, charts and tables, time lines, photographs and a wealth of primary and secondary sources to be used by teachers of all grades. Its primary subject is immigration and it is subdivided into segments such as "Leaving Home", " The Journey", "Preserving Cultural Identity", "Assimilation", and "Next Generations." In addition to copies of the manuals, this series contains correspondence (Box 7, Folder 4) that includes thank you letters from both the Mayor and the Deputy Mayor.

Series XI is focused on the sponsors and partnerships that supported New York City 100. Included are correspondence, facsimiles, proposals, invitations, lists of potential and actual event participants, invoices and copies of checks. Some of the folders contain items related to a single partner, others to a single event. From Box 8, Folder 7 through Box 9, Folder 3 are the contents of the organization's Fundraising Binders. Arranged alphabetically by organization or individual, the folders contain correspondence, telephone messages, handwritten notes, newspaper clippings, donation information and ledger sheets.

This series contains materials related to advertising and public relations. Among the items are correspondence, contracts, samples of web page design and copies of advertisements and other final products (e.g. cover art for the 1998-99 Green Book in Box 9, Folder 9).

The New York City 100 licensed several products to generate revenue. This series contains materials relating to scarves created by Nicole Miller and dolls marketed by the Home Shopping Network. Items include correspondence, design elements, photographs and documentation of the request for trademark extension (Box 10, Folder 4). Folder c. Nicole Miller Scarves was removed from the series and its contents were transferred to the N-YHS museum collection.

Accounting and financial materials have been maintained in their original order, with each subseries reflecting the contents of a binder or box. The records range from budgets to tax returns, and include such documents as invoices, copies of cancelled checks, deposit slips, expense reports, and bank statements. Other materials include correspondence, copies of agreements and royalty statements.

A number of items were produced by the New York City 100 in video and computer formats. Box 14, Folder 1 contains two FUJI Metal Videocassettes (Betacam): "Pentagram Design Inc. NYC 100 Scan Conversion" (small format) and "NYC 100 Logo" (large format). Box 14, Folder 2 holds three videocassettes: "Women to Women: NYC's 100th Birthday"; "New York Close-Up – September 1997"; and "NYC 100 Logo." In Box 15 are seven Macintosh format Zip 100 disks. All are labeled or contain lists of files. The majority of files are images. Some are from the educational curriculum; others from advertisements, logo and letterhead, the New York Pop-Up Book, and various events.

Clippings from New York area publications are included in this series. All fall within the 1997-1998 time frame with the exception of copied New York Times material from 1897-1898. Clippings from New York area publications are included in this series. All fall within the 1997-1998 time frame with the exception of copied New York Times material from 1897-1898.