A wind tunnel of experiments in aerodynamics at the California Institute of Technology in the 1920s or 1930s. Two different views. View 10: two young men stand in the middle of a wind tunnel, holding a long stick. View 11: two young men stand posed in the front of a wind tunnel.
California Institute of Technology Universities and colleges--California--Pasadena Aerodynamics Wind tunnels Scientific apparatus and instruments Pasadena (Calif.)
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