Subject
- Natural history3
- Plastics industry and trade3
- Portraits3
- Printed ephemera3
- Research, Industrial--Laboratories3
- Scientific illustration3
- Toys3
- Women employees3
- Wöhler, Friedrich, 1800-18823
- AZT (Drug)2
- Aeronautics2
- African Americans2
- Agricultural chemicals2
- Animalcules2
- Atomic absorption spectroscopy2
- Ballooning2
- Beckman Instruments, Inc. Spinco Division2
- Billiards2
- Blood--Analysis2
- Chemicals2