The collection contains annual reports, legal records, correspondence, committee materials, financial records, publications, photographs and ten scrapbooks.

The collection contains correspondence, financial materials, articles, pamphlets, photographs, news clippings, sketchbooks, a tape recording, and miscellaneous reference materials. Most of the records originate from the period between 1940-1958 and document Barnes' financial interests and his involvement in the St. Lawrence Seaway project. Some personal correspondence is also included.

The collection contains articles of incorporation, by-laws, minutes, annual reports, budgets, policies, newsletters, newspaper clippings scrapbooks, photographs, Chisholm family genealogy and photographs, museum programming materials and photographs, American Alliance of Museums museum assessment, strategic plan.

The collection contains minutes, financial books, annual reports, publications, maps, miscellaneous correspondence, news clippings, photographs, timetables, and microfilmed scrapbooks. Financial records represent the largest portion of records, and there is a significant lack of executive records.

The collection contains minutes, correspondence, financial and reference materials, photographs and scrapbooks.

The collection contains scrapbooks, news clippings, membership card file, reminiscences, financial and legal materials, photographs, and reference materials.

The collection contains corporate and financial records and minutes; job site and construction records; publicity records; and oversized photos and blueprints.