To the left, a team of four gray Percheron draft horses yoked four-abreast (side-by-side) pulling a disk harrow in a field. To the right, a team of two Clydesdale horses and two draft mules yoked 4-abreast are also pulling a disk harrow.
A temporary circular silo is filled with grass ensilage. There is a barn and trees in the background. Near the silo is a tall wooden pole with a pulley near the top.
A temporary circular silo is filled with grass ensilage. There is a barn and trees in the background. Near the silo is a tall wooden pole with a pulley near the top.
In this 1930 photograph Professor E.F. Goss, Raymond Morrison, and C.O. Grigsby are shown in a dairy laboratory making pH determinations on cheeses. This determination in cheese manufacture assists greatly in the control of uniformity and quality.…
In this 1930 photograph Professor E.F. Goss, Raymond Morrison, and C.O. Grigsby are shown in a dairy laboratory making pH determinations on cheeses. This determination in cheese manufacture assists greatly in the control of uniformity and quality.…
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 cheese.…
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 cheese.…
