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You've searched: Rocky Mountain Laboratories Historical Collection

  • All fields: method
(8 results)



Display: 100

    • Egg Candling Gadget

    • 1944
    • Laboratories--Equipment and suppplies; Tick--research; Eggs--fertilization; Rocky Mountain Laboratory (Ravalli County, Mont.)
    • Egg candling gadget made by the BE department. An egg candling gadget is used to identify infertile eggs and monitor the development of embryos. Chicken embryos were used for tick research in the yolk sac method.
    • Egg Candling Gadget

    • 1944
    • Staff; Laboratories--Equipment and supplies; Tick--research; Eggs--fertilization; Rocky Mountain Laboratory (Ravalli County, Mont.)
    • Egg candling gadget made by the BE department. An egg candling gadget is used to identify infertile eggs and monitor the development of embryos. Chicken embryos were used for tick research in the yolk sac method.
    • Egg Yolk Sac Method

    • 1959-04
    • Laboratories--Equipment and supplies; Rickettsia; Rocky Mountain Laboratory (Ravalli County, Mont.)
    • Dr. Cox's yolk sac method to cultivate rickettsia in the yolk sac membrane tissue was widely used to harvest other organisms for study. Picture shows technicians setting up to cultivate, innoclate and harvest egg yolk sacs.
    • Fieldwork, Dragging for Ticks

    • 1941-04-19
    • Fieldwork; Ticks; Rocky Mountain Laboratory (Ravalli County, Mont.)
    • A researcher uses the dragging method for ticks. The drag-flag method for sampling helps identify density of tick population in a area.
    •  Portrait of Dr. Mason V. Hargett

    • 1940-46
    • Yellow Fever; vaccines; Staff; Hargett, Mason V., 1904-1998; Rocky Mountain Laboratory (Ravalli County, Mont.)
    • Mason V. Hargett's career in tropical medicine was instrumental in the research and production of yellow fever vaccine, including providing the vaccine for the U.S. military during World War II. Hargett was a guest student with the International...
    • Vaccine Production, Grinding Ticks

    • 1938-10
    • Laboratories--Equipment and supplies; Ticks; Vaccines; Rocky Mountain Laboratory (Ravalli County, Mont.)
    • The method of grinding ticks by hand with mortar and pestle for vaccine production.
    • Vaccine Production, Yellow Fever

    • 1940-46
    • Yellow Fever; Vaccines; Staff; Laboratories--Equipment and supplies; Rocky Mountain Laboratory (Ravalli County, Mont.)
    • Yellow fever research by Dr. Hargett and Harry Burruss facilitated the introduction of vaccine without the use of human serum. The cell culture method used to produce the vaccination led to the name aqueous-base vaccine. In this picture, chicken...
    • Vaccine Production, Yellow Fever

    • 1940-46
    • Yellow Fever; Vaccines; Laboratories--Equipment and supplies; Rocky Mountain Laboratory (Ravalli County, Mont.)
    • In 1942, an outbreak in hepatitis B among U.S. troops was traced back to infected human serum in the Rockefeller yellow fever vaccine. The Rocky Mountain Laboratory took over production of the vaccine for the military. By then Dr. Hargett's unit...

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