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Students with a model which resembles a solar energy panel at the California Institute of Technology in the 1920s or the 1930s. View 1: shows a student pointing to a solar energy model. View 2: a student stares intently at the solar energy model. View 3: three young men are overlooking their solar energy model. View 4: a student makes adjustments to the solar energy model, as the other two students watch.
4 photographs:b&w Photographic prints
00035440 Security Pacific National Bank Collection Pasadena-Universities and colleges-California Institute of Technology.; N-005-714.1 4x5; N-005-714.2 4x5; N-005-714.3 4x5; N-005-714.4 4x5 CARL0000038358 http://18.104.22.168/cdm/ref/collection/photos/id/99396
California Institute of Technology Universities and colleges--California--Pasadena Scientific apparatus and instruments Solar energy--California--Pasadena Pasadena (Calif.)