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- Engineering students[remove]3
- Engineering schools2
- Black-and-white negatives1
- Chemical engineering -- Study and teaching1
- Civil engineering1
- Contact sheets1
- Electrical engineering -- United States1
- Engineering -- Study and teaching -- United States1
- Engineering teachers1
- Graduate students in engineering1
- Industrial engineering1
- Mechanical engineering -- Study and teaching1
- Metallurgy -- Study and teaching1
- Mining engineering -- History1
- Mining schools and education1
- Photographs1
- Slides (photographs)1