Iowa State University; Dept. of Chemical and Biological Engineering; clay rings for sewage treatment filters
Chemical Engineering Professor W.E. Galligan, Ralph H. Suebbers, (graduate student) and Dr. Max Levine (Bacteriology) examine clay rings (produced in Ceramic Engineering Laboratory) for sewage-treatment filters as part of a general station study).
Farm Equipment; Agriculture; Iowa State University;
A general utility wagon hitched to a coop. A crate filled with white chickens is balanced on the wagon. A workman is standing next to the wagon and looking into the crate. Farm utility buildings are in the background.
Iowa State University; Iowa Agriculture and Home Economics Experiment Station; Silos; Silage
Two workers are filling a temporary silo. One man is using a pitchfork, while the other maneuvers a silage unloader in order to fill the silo evenly. A tractor and car are near the silo. In the background cattle graze near the farm's...
Iowa State University; Iowa Agriculture and Home Economics Experiment Station
Two snowy fields are separated by a barbed wire fence. A farm house, barn and other buildings are nestled near some tree and snow covered hills in the distance.
Iowa State University; Iowa Agriculture and Home Economics Experiment Station; Swine
Two researchers in white lab coats take measurements with equipment in a field. One researcher monitors gauges connected to a machine and board by wires, while the other researcher studies an object on the connected board. Pigs and their housing...
Iowa State University; Iowa Agriculture and Home Economics Experiment Station; Swine
Two researchers in white lab coats examine an object in a laboratory that also contains a scale, a jar full of stoppered and labeled vials, and a wood and glass piece of equipment. In the inset photo, a man kneels while one baby pig comes to see...
Iowa State University; Iowa Agriculture and Home Economics Experiment Station; Farm equipment
Two men who look dirty from their hard work stand talking by a farm machine, perhaps a hay baler, with two one-story farm buildings in the background with trees. Both men wear hats and glasses, and the older man wears overalls.
Iowa State University; Iowa Agriculture and Home Economics Experiment Station
Two men stand by waist-high wire fence while they talk, each with one hand on the fence and the other hand in his pocket. A wooden barn and trees are in the background.
The History of Dubuque County, Iowa, Containing a History of the County, its Cities, Towns, &
Biographical Sketches of Citizens, War Record of its Volunteers in the late Rebellion, General and Local Statistics, Portraits of Early Settlers and...
Iowa State University; Iowa Agriculture and Home Economics Experiment Station; Silos; Silage
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 student working in a newly designed laboratory for instruction in general chemistry employing semi-micro techniques. Test tubes and reagent bottles are arranged neatly at the work station.
A student working in a newly designed laboratory for instruction in general chemistry employing semi-micro techniques. Test tubes and reagent bottles are arranged neatly at the work station. Four conjugate work stations are built as an island. This...
Iowa State University Statistical Laboratory; Iowa State University Department of Statistics; Statistics; Statistical services
The Statistical Laboratory was organized at Iowa State College in 1933. The first of its kind in the nation, the Statistical Laboratory provides consulting work and promotes statistical research. Although statistics courses were first taught at...
Iowa State University; Iowa Agriculture and Home Economics Experiment Station; Silos; Silage
Using a pitchfork, a worker spreads ensilage from a large wooden wheeled cart onto a pit silo. Other farm machinery, fences and buildings are in the background.
