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Subjects
- Agriculture.1
- Birds.1
- Herpetology.1
- Inventors.1
- Labor movement -- United States -- History -- 19th century.1
- Nematodes.1
- Plant diseases.1
- Professors.1
- Research.1
- Scientists.1
- Ships.1
- Snakes.1
- Spiritualism -- United States -- History -- 19th century.1
- Sugar cane -- Hawaii.1
- Technological innovations -- United States.1
- Women -- History -- Australia.1
- Women -- History -- Michigan.1
- Women -- Michigan -- Ann Arbor.1
- Zoology.1