A wind tunnel of experiments in aerodynamics at the California Institute of Technology in the 1920s or 1930s. View 6: a faculty member (left) stands holding a model of a small plane, while talking to two other members. A sign behind them reads, "Wind tunnel".
California Institute of Technology California Institute of Technology--Faculty Universities and colleges--California--Pasadena Aerodynamics Wind tunnels Models and modelmaking--California--Pasadena Pasadena (Calif.)
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