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- Laboratory glassware, 1931
- Iowa State University; Dept. of Chemical and Biological Engineering
- Three piece of laboratory glassware are labeled 1, 2, 3.
- University Photographs
- Chemical Engineering Plant, 1934
- Iowa State University; Dept. of Chemical and Biological Engineering;
- A researcher is looking into a large drum. There is a wheel on top of the drum which is operated by a pulley. A second researcher is pouring a liquid into another machine. A third researcher with a notebook looks on.
- University Photographs
- Chemical Engineering Plant, 1934
- Iowa State University; Dept. of Chemical and Biological Engineering;
- A man is sitting on a pipe while adjusting a valve on other pipe.
- University Photographs
- Piece of equipment, close-up view, 1937
- Iowa State University; Dept. of Chemical and Biological Engineering
- This is a close-up view of one section of a piece of equipment. See photograph 840-02-04 for a larger view.
- University Photographs
- Apparatus for Thesis project 203, 1937
- Iowa State University; Dept. of Chemical and Biological Engineering;
- At the top of this apparatus is a five gallon can that reads ""Amaizo, a superior oil from corn.""
- University Photographs
- Pulley, 1937
- Iowa State University; Dept. of Chemical and Biological Engineering
- This is a close-up view of a pulley using two connected chains.
- University Photographs
- Pulley, 1937
- Iowa State University; Dept. of Chemical and Biological Engineering
- This is a close up view of a piece of equipment in a processing plant. A pulley and chain are to the left.
- University Photographs
- Research equipment, wide view, 1937
- Iowa State University; Dept. of Chemical and Biological Engineering
- This is a piece of equipment in a processing plant. There is a white sheet behind the equipment. See photograph 840-01-03 for a close up view of part of this equipment.
- University Photographs
- Agricultural by-products lab, 1938
- Iowa State University; Dept. of Chemical and Biological Engineering
- Two large containers are sitting on a shelving unit.
- University Photographs
- Processing plant, 1938
- Iowa State University; Dept. of Chemical and Biological Engineering
- At the center of this view from the balcony level is a large chained pulley. Several long pipes with spigots run horizontally above the wooden floor.
- University Photographs
- Grinding apparatus,1938
- Iowa State University; Dept. of Chemical and Biological Engineering
- A rectangular bin sits empty at the base of this grinding apparatus.
- University Photographs
- Chemical glassware on laboratory table, 1938
- Iowa State University; Dept. of Chemical and Biological Engineering
- A variety of tubes, flasks, bulbs and other chemical glassware are visible on a laboratory table. A female researcher can be seen in the open doorway.
- University Photographs
- Research equipment,1938
- Iowa State University; Dept. of Chemical and Biological Engineering
- Two cylindrical tanks are connected together by pipes at the top. There is a large drum and motor at the base of this piece of equipment.
- University Photographs
- Research equipment, 1938
- Iowa State University; Dept. of Chemical and Biological Engineering
- One large and two smaller wrapped vertical pipes are shown in the foreground. A container, wider at the top than the bottom, sits below the larger pipe. A burlap bag is wrapped around another pipe on the right.
- University Photographs
- Laboratory table, 1938
- Iowa State University; Dept. of Chemical and Biological Engineering
- Chemical instruments and glassware are displayed on the table. There is a roll of paper or cloth in front of a Fairbanks scale on the left.
- University Photographs
- Laboratory table and bookcase, 1938
- Iowa State University; Dept. of Chemical and Biological Engineering
- A number of glass instruments are displayed on a laboratory table. The shelves in the background contain glass jars filled with various substances, reference books and scales. The spine of some books on the top shelf have the title, ""Paper trade""...
- University Photographs
- Chemical laboratory, 1938
- Iowa State University; Dept. of Chemical and Biological Engineering
- A test tube in a beaker, a flask, and a large bottle filled with liquid are sitting on a partially enclosed lab work area. Petri dishes and a rack are on the counter to the left.
- University Photographs
- Laboratory equipment, 1938
- Iowa State University; Dept. of Chemical and Biological Engineering
- This collection of scales includes a pendulum scale on the left and two Mullen testers in the center.
- University Photographs
- Piece of equipment and press, 1939
- Iowa State University; Dept. of Chemical and Biological Engineering
- The two pieces of equipment on the left measure milliamperes and microamperes and are connected to another piece of equipment on the right.
- University Photographs
- Equipment parts, 1940
- Iowa State University; Dept. of Chemical and Biological Engineering
- A group of equipment parts are shown.
- University Photographs