Subject
- Allegro Microsystems1
- Allergan Pharmaceuticals1
- Allied-Signal Inc.3
- Allington, R. W. (Robert W.), 1935-20061
- Altman, John D., 1962-1
- Aluminum Company of America1
- Alyea, Hubert N. (Hubert Newcombe), 1903-1
- Alzheimer's disease2
- Alzheimer's disease--Research4
- Amazon River Region1
- American Association for Clinical Chemistry1
- American Association for the Advancement of Science1
- American Association of Textile Chemists and Colorists1
- American Chemical Society10
- American Chemical Society. Chemical Abstracts Service1
- American Cyanamid Company2
- American Cyanamid Company. Calco Chemical Division1
- American Electrochemical Society1
- American Indian Science and Engineering Society1
- American Institute of Chemical Engineers3