This photograph, taken July 16, 1930, shows E.F. Goss, Associate Professor of Dairy Industries at Iowa State College (University) using the Nafis Acid Test to measure the acidity of the milk, an important part of the process in making cottage...
This photograph, taken July 16, 1930, shows E.F. Goss, Associate Professor of Dairy Industries at Iowa State College (University) next to a cheese vat assessing the temperature of the milk as it is being soured and thickened into cottage cheese....
This photograph, taken July 16, 1930, shows E.F. Goss, Associate Professor of Dairy Industries at Iowa State College (University) making cottage cheese in a cheese vat. He is using a cheese cutting knife to break the curd into coarse flakes prior...
This photograph, taken July 16, 1930, shows E.F. Goss, Associate Professor of Dairy Industries at Iowa State College (University) and a student packaging cottage cheese. Prof. Goss is using a laboratory scale to measure the cheese into round...
This photograph, taken in1915 in the creamery, depicts a group of students processing butter. They are shown working with the motorized butter churns and wooden butter tubs. The churn agitates cream, bringing together its fat globules into lumps of...
This photograph, taken in1913 in the creamery, shows a group of students enrolled in the Iowa State College ice cream short course. Some students are working at a table with bottles of chemical reagents and pans. One of the students is whisking...
This photograph, taken in 1919, shows a group of students working in the cheese laboratory. Several cheese vats appear in the foreground. To the left in the photograph a student is standing by a cheese press, while several others are working at a...
This photograph, taken in 1912, shows a group of students in the creamery with milk pasteurization equipment. The students are dressed in the traditional white jacket and trouser uniform used in the dairy industry.
This photograph, taken in 1912, depicts a group of students in the creamery processing butter. They are shown working with motorized churns and wooden butter tubs. The churn agitates cream, bringing together its fat globules into lumps of butter,...
This photograph, taken in 1906 or 1907 in the Agricultural Annex, illustrates a group of students processing butter. They are shown removing butter from motorized butter churns and packing it into wooden tubs with liners. One student is leveling...
This photograph, taken April 24, 1930 shows a dairy barn with stanchions that hold several dairy cattle. Above the cows and stanchions is what appears to be a water line that supplies the cows with water in their stall by the use of drinking cups.
This photograph, taken about 1912, shows a group of students in the dairy laboratory using a power brine freezer for making ice cream. They are shown feeding cream into the machine at its right end, and waiting for it to be discharged into a large...
This photograph shows Martin Mortensen (2nd from left, standing behind the vat), professor of dairy for over 40 years at the Iowa State College (University) teaching a class of eight women and one male student how to make ice cream and ices in the...
This photograph shows James Rosser O'Neal (M.S., Iowa State College, 1930) measuring the contents of a metal can while collecting data for his theses ""Influence of water bowls on water consumption and butterfat yield with dairy cows.""
This January 10, 1905 photograph of dairy students shows the students in a laboratory setting. The students are examining bottled milk and milk from a milk can. Some are holding milk testing equipment, while a burette and glass funnel can be seen...
This January 10, 1905 photograph of dairy students shows students in a laboratory setting using milk separators and pasteurization equipment. The students are dressed in the traditional white jacket and trousers used in the dairy industry.
