Subject
- Hurd, Charles Dewitt, 1897-19981
- Hückel molecular orbitals1
- Hückel, Erich, 1896-19801
- Hyde, J. Franklin, 1903-20011
- Hydrocarbon Research, Inc.1
- Hydrogen1
- Hydrogenation Engineering and Chemical Company1
- Hymnals1
- Hyperlipidemia1
- Hypoxia (Water)1
- INIS (Information retrieval system)1
- Icos Corporation1
- Idol, James D., 1928-20151
- Iglesia, Enrique, 1954-1
- Ilmenite1
- Immigrants--Cultural assimilation1
- Immune response--Research1
- Immunoassay--Automation1
- Immunoassay--Instruments1
- Immunodiagnostic equipment industry1