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Click a letter to view a list of terms beginning with that letter. After choosing a letter, click a name or term to see associated records.
Search Terms
- Haber, Fritz, 1868-1934
- Hach Chemical Company
- Hach Company
- Hair
- Hairbrushes
- Hair Brushes
- Hair--Care and hygiene
- Hair--Care and Hygiene
- Hairdressing
- Hair--Dyeing and Bleaching
- Hair preparations
- Hair Preparations
- Hair Preparations Industry
- Hair--Shampooing
- Hale, William
- Halite
- Halley, Edmond, 1656-1742
- Hall of Chemistry
- Hall's
- Halse
- Hals, Harmen
- Hamamelis
- Hamer, Walter J. (Walter Jay)
- Hamlin's Wizard Oil
- Hammerer, Jacques
- Hance Brothers & White
- Hanckwitz, Ambrose Godfrey
- Handbags
- Hand Card
- Handles
- Handling Collection
- Handling Collecton
- Handmade Paper
- Hand Protection
- Handy Andy Chemistry Set
- Hanson's Magic Corn Salve
- Happiness
- Hardware
- Harmonic Reed Corp.
- Harper, Jenn
- Harry Potter
- Harshaw Chemical Company
- Hart
- Harvard
- Harvard Trip Balance
- Harvey Prize
- Harvey Wiley Medal
- Hasbro
- Hats
- Hawthorns
- Hayfever
- Haze
- Headgear
- Health
- Health products
- Health Products
- Health Products Industry
- Hearing Aids
- Hearing Aids--Batteries
- Heart Valves
- Heat
- Heated Graphite Atomizer
- Heath, James
- Heath, William
- Heating
- Heat-transfer Media
- Heemskerk, Egbert van, 1634 or 1635-1704
- Heerschop, Hendrick
- Heerschop, Hendrik
- Hefty
- Heinrich Rohrer
- Heiskell's Ointment
- Helfand, William
- Helfand, William H.
- Helipot
- Hellige
- Hemadol
- Hematology
- Hemlock Oil
- Hemocytometers
- Hemoglobin--Measurement
- Hemoglobinometer
- Hemorrhoids--Treatment
- Hemphill, Phebe
- Henderson-Hasselbach Equation
- Hendrickson, James Briggs
- Henna (Dye)
- Henry K. Wampole & Co.
- Hens
- Herbal Teas
- Herbaria
- Herbicides
- Herbs
- Hercules Powder Company
- Hercules (Roman Mythological Character)
- Hermes
- Hermeticism
- Herschel, William, 1738-1822
- Hewlett-Packard Company
- Hexamethylenamine
- HGA Perkin Elmer Graphite Furnace AA--Anniversaries, etc.
- Hicks
- Hides and Skins
- High-performance liquid chromatography
- Hi-Hat Company
- Hijab (Islamic Clothing)
- Hilger, Adam
- Hill's
- Hilson Fantasia
- Himrod's Powder
- Hints
- Hip Joint
- Historians
- History
- Hitachi
- Hitachi Perkin-Elmer
- HIV infections--Treatment
- HIV Infections--Treatment
- H.J. Jaeger & Co.
- Hoch, Johann Jakob
- Hoechst
- Hoechst Pharmaceuticals
- Hoescht
- Hoffman La Roche
- Hoffmann, John
- Hofmann, August Wilhelm
- Hofmann, August Wilhelm, 1818-1892
- Hofmann Medal
- Hogarth, William, 1697-1764
- Holidays
- Holland, Chanel
- Holland (Netherlands : Province)
- Hollis Music Inc.
- Holmspray
- Homatropine Hydrobromide
- Home of Wool
- Home Test
- Homicide
- Honeywell-Rubicon
- Hooghe, Romeyn de, 1645-1708
- Hooker, Worthington
- Hope
- Horiba, Ltd.
- Horiba, Masao
- Horiba Seisakujo
- Horizon Technology
- Hormone
- Hormones
- Horns
- Horology
- Horse Racing
- Horses
- Hortvet
- Hosecock
- Hosiery
- Hosiery
- Hospitals
- Hot air balloons
- Hot Shops (Glass Blowing and Working)
- Hourglass
- House furnishings
- House Furnishings
- Household
- Household Appliances
- Household Employees
- Household Goods
- Household Supplies
- Housewives
- Houston Instrument
- Howard Brothers Manufacturing Company
- Howard N. Potts Medal
- HPLC
- Hübner, Bartholomäus, 1727-approximately 1795
- Human Anatomy--Models
- Human Engineering Foundation
- Human Genome
- Humanities
- Human Skeleton
- Human Skin Color
- Humble Oil and Refining Company (Incorporated in Tex.)
- Humidity
- Hummer trucks
- Humphry, Ozias
- Hunger
- Hunger Quits School
- Husbands
- Hyacinth absolute
- Hyatt, John Wesley
- Hydrastine Hydrochloride
- Hydrisinol
- Hydrocarbons
- Hydrochloride
- Hydrocortisone
- Hydrodynamics
- Hydrodynamics--Study and Teaching
- Hydrogen
- Hydrogen Flow Control
- Hydrogen-Ion Concentration
- Hydrogen-ion concentration--Measurement
- Hydrogen-ion Concentration--Measurement
- Hydrogen-Ion Concentration--Measurement
- Hydrogen-ion Concentration--Measurement--Instruments
- Hydrogen Lamp
- Hydrology
- Hydrometer
- Hydrosal
- Hydroxycitronellal
- HY-FI
- Hygrometer
- Hygrometers
- Hypodermic Needles