The collection consists of the Safe Water Book, loose filters, and a Tasita, a filter holder that connects two bottles together, created by chemist and inventor, Theresa Dankovich.

Original, master, and reference videos documenting an Innovative Lives presentation and interview with Ashok Gadgil, inventor of the UV Waterworks disinfectant unit.

A New York bookseller, Warshaw assembled this collection over nearly fifty years. The Warshaw Collection of Business Americana: Accounting and Bookkeeping forms part of the Warshaw Collection of Business Americana, Subseries 1.1: Subject Categories. The Subject Categories subseries is divided into 470 subject categories based on those created by Mr. Warshaw. These subject categories include topical subjects, types or forms of material, people, organizations, historical events, and other categories. An overview to the entire Warshaw collection is available here: Warshaw Collection of Business Americana

These photographs depict various scenes in Marblehead, Massachusetts, as photographed in the year 1999, including views of the town and its environs, commerce, and activities of people, especially families. The photographs are part of a self-assigned project, through which Stuart Cohen intended to survey the state of the town as it prepared to greet the new millennium.

Papers of Uriah A. Boyden (1804-1879), a Boston civil and mechanical engineer and the inventor of the Boyden turbine. Materials include correspondence, notes, calculations, articles, notebooks, legal documents, financial documents, patents and patent assignments, design drawings, newspaper clippings, pamphlets, business cards, and a print of a daguerreotype.

A New York bookseller, Warshaw assembled this collection over nearly fifty years. The Warshaw Collection of Business Americana: Beverages forms part of the Warshaw Collection of Business Americana, Subseries 1.1: Subject Categories. The Subject Categories subseries is divided into 470 subject categories based on those created by Mr. Warshaw. These subject categories include topical subjects, types or forms of material, people, organizations, historical events, and other categories. An overview to the entire Warshaw collection is available here: Warshaw Collection of Business Americana

The collection documents Garfield and Company, a pharmaceutical manufacturer in New Jersey during the twentieth century. Garfield and Company, founded by Isidor Z. Garfield (1863-1951), made Seidlitz Powder, a commonly known medication composed of tartaric acid, sodium bicarbonate, and potassium sodium tartrate that was used as a mild cathartic by dissolving it in water and then drinking it. Materials include customer files, invoices, correspondence, advertising and packaging materials, calendars, posters, financial records, and an oral and video history with Julius Garfield, son of Isidor Z. Garfield.

The collection consists of 6,567 color slides taken by Dr. Marilyn Houlberg during various field studies among the Yoruba in southwest Nigeria between 1961 and circa 2005. The images depict Yoruba art and culture with a special focus on artisans, art objects, body arts, costume, festivals, hairstyles, indigenous photography, weaving and textiles. Cultural events depicted include Balufon festivals, Egungun and Gelede masquerades, social events (weddings, christenings, funerals), and religious ceremonies (initiation and animal sacrifice). Also included are various scenes of daily life, architecture, food preparation, markets, portraits and landscapes. Houlberg extensively documented Yoruba artists in the process of creating their art, including carvers Yesufu Ejigboye, Runshewe, and Lamidi Fakeye, as well as the final pieces themselves. Houlberg documentated art in situ, such as Yoruba house posts, shrines, wall art and wood doors and art objects, including Gelede masks, Ibeji (twin) and Eshu figures, Osanyin staffs, and Ogboni and Shango shrines. Manuscript and printed materials, including Houlberg's resume, thesis, and numerous published articles are also available in this collection.

Sam DeVincent loved music and art and began collecting sheet music with lithographs at an early age. Series 13, Agriculture, Business, and Law contains approximately 3,300 pieces of sheet music and other materials documenting the development of and popular attitudes towards business, commerce, farming and food, finances, labor, law, and social order in the United States. An overview to the entire DeVincent collection is available here: Sam DeVincent Collection of Illustrated American Sheet Music.

Sam DeVincent loved music and art and began collecting sheet music with lithographs at an early age. Series 8: Geography is divided into three sections: the United States, Foreign Countries, and Natural Features. An overview to the entire DeVincent collection is available here: Sam DeVincent Collection of Illustrated American Sheet Music.