Subject
- Christmas1
- Citrus fruits1
- Clarke, Jeanette1
- Clinical chemistry1
- Clinical chemistry laboratories1
- Clinical medicine--Research1
- Colorimetric analysis1
- Colorimetry1
- Colorimetry--Instruments1
- Commemorative postage stamps1
- Commercial art1
- Computers1
- Corporations8
- DDT (Insecticide)3
- Diabetes2
- Diabetes--Treatment2
- Diamond Dyes Company (Burlington, Vt.)1
- Dinners and dining1
- Distillation2
- Distillation apparatus2