1. Creamery (Rjómabú) at Seljaland (Eyjafjöll) Collection: Icelandic and Faroese Photographs of Frederick W.W. Howell Location: Rangárvallasýsla, Iceland Date: 1911 Format: Image Creator: Magnús Ólafsson, 1862-1937
2. Dairy engineering Creator: Bowen, John Thomas, 1873-1940. Collection: Core Historical Literature of Agriculture Publisher: Wiley, Publication Place: New York : Date: 1925 Format: Book
3. Cornell Dairy, Ice cream lab Collection: Images from the Rare Book and Manuscript Collections Location: Cornell University, Ithaca, New York Date: 1931 Format: Image