The Dayton Display Fixture Company manufactured and sold grocery store display equipment. Headquartered in Dayton, Ohio, the firm operated between 1919 and World War II, selling metal shelving and refrigerated and electrified fruit and vegetable displays. This collection consists of a single album containing sales sample photographs that show product and floor displays for grocery store fruits and vegetables and dry goods in the 1930s.

Frigidaire Corporation manufactures and distributes major appliances for domestic and industrial use. Gilead Elijah Turner (1903-1929) worked for the company's Advertising Stock Department from 1928 until his death in 1929. The scrapbook was assembled by Turner and dedicated to his co-worker, Dean M. Livingston (1903-1963), who worked in the same department. The album contains sales catalogs, sales forms, and pitches for the company refrigerators focusing on food preservation and avoiding food spoilage due to mold, yeast, and bacteria. Numerous newspaper clippings are about sales executives and company founders, developments in food safety, and the importance of hard work for company success.

The Heating and cooling series contains images of temperature control equipment related to either refrigeration or thermal heating. The series is arranged into two subseries: Cooling and Thermal and dates from 1937 to 1977.

The Hendrick Manufacturing Company was the nation's largest manufacturer of perforated screens. The company was founded by an inventor and entrepreneur, Eli E. Hendrick (1832-1909) in 1885 in Carbondale, Pennsylvania and remained in the hands of Hendrick's descendants until the 1980s, when it was sold. Hendrick's business ventures also included refining lubricating oils and cold storage refridgeration for argricultural produce. This collection consists of records detailing businesses founded by Hendrick and his descendants, including lubricating oil, refrigeration, and metal perforation, especially the Hendrick Manufacturing Company.

Kelvinator was founded in Detroit in 1916. Nathaniel B. Wales (1883-1974) was the founding engineer, and he had been developing home refrigeration units. By 1923, Kelvinator had the lion’s share of the electric refrigerator market at eighty percent. This album appears to be a wholesaler's catalog showing sketched illustrations of the exteriors and interiors of Kelvinator refrigerator models.

Mark C. Walker & Son Co. was a general contractor firm in the early to mid-twentieth century. The company was founded as Callahan-Walker Construction Company in Omaha, Nebraska, by Mark Connell Walker (1889-1966) and his father-in-law, William F. Callahan (1856-1930), a railroad contractor. Upon Callahan's death, Walker took on his son, Mark Callahan Walker (1911-1999), as a partner. This album, compiled by Walker Jr., documents construction projects during World War II, as well as the post-war western United States. It highlights the impact of public works in the twentieth century. The album contains photographs, text, and newspaper clippings detailing several key construction projects: the Gary Armor Plate Steel Mill in 1942, the Harlan County Dam between 1946 and 1947, and the Orange County Sanitation Plant in 1953. The album also contains photographs and trade catalogs from the company's Polair Mobile Refrigerator Division, which designed and built refrigerated truck trailers for the U.S. Army.

National Ammonia Company of Pennsylvania was a manufacturer of refrigerators which utilized the Claude process of sytheic ammonia for the coolant. The company was founded by Dr. Herman F. Dannenbaum (1857-1932) in Philadelphia in 1902. The collection consists of interior and exterior photographs of the National Ammonia Company of Pennsylvania's factory in Philadelphia.

The Lindenblad papers contain photographs, reports, notes, drawings, and reference material primarily on thermoelectric materials and thermoelectricity.

Nine of Lindenblad's lab notebooks (1950-1961) can be found in Record group 26.

Frigidaire Corporation manufactures and distributes major appliances for domestic and industrial use. By 1929, Frigidaire sold one million refrigerators. This item is a floor demonstration display catalog, a well-illustrated sales pitch for purchasing Frigidaire's refrigerators. It includes text, diagrams, color plates of Frigidaire models, and black-and-white photographs.