Subject
- George M. Ewing Co.4
- Pharmaceutical industry4
- Airplanes3
- Automobile supplies industry3
- Automobiles--Parts3
- Building materials3
- Douglas Aircraft Company3
- Gums and resins3
- Machinery3
- Quality control3
- Weathering3
- Women employees3
- Agricultural chemicals2
- Augers2
- Bits (Drilling and boring)2
- Branding (Marketing)2
- Glassware2
- Gulf Oil Corporation2
- Marketing2
- Paint industry and trade2