Search Results
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Malian postage stamp commemorating the 250th anniversary of Isaac Newton's death
- 1977
Stamp depicts the launch of an Atlas rocket carrying a Mercury single-man spacecraft, Newton, the fabled apple, and a satellite (possibly NASA's first Orbiting Astronomical Observatory launched in 1966).
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Postage stamp from Comoros commemorating Avicenna (Ibn Sina)
- After 1979 – before 2000
Postage stamp from Comoros, an archipelago of volcanic islands situated off the south-east coast of Africa, featuring a depiction of Persian polymath Avicenna (circa 980 - 1037), also known as Ibn Sina, Abu Ali Sina,…
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First Day Cover commemorating the centenary of the Convention du Mètre (Treaty of the Meter)
- 1975
Cachet depicts the wavelength of krypton-86, which was formerly used to define the meter from 1960 until 1983. A meter was defined during this time as the wavelength of the 605 nm (orange) spectral line of a krypton-86…
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East German postage stamp commemorating August Kekule
- 1979
Stamp depicts August Kekule with the chemical structure of a benzene ring.
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English postage stamp commemorating Walter Norman Haworth's 1937 Nobel Prize in Chemistry and the 100th anniversary of the Royal Institute of Chemistry
- 1977
While celebrating its centenary in 1977, the Royal Institute of Chemistry of Great Britain shared honors with English Nobel prize winners in chemistry and physics. This stamp commemorates W. N. Haworth's receipt of the…
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Postage stamp commemorating Ghana's conversion to the metric system in 1975
- 1975
Stamp depicts scales weighing jars of jam, with text, "2 1/4 lbs of Jam is a little more than a kilogram."
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Dennis McDonald with Robert Steinmeyer after return from kidnapping in El Salvador
- 1979
Beckman Instruments had a subsidiary company and manufacturing plant called Aplar in El Salvador. In 1979 the country was on the brink of a civil war that would ultimately span three decades. On September 21, 1979, the…
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Portrait of Donald Strauss
- 1980
Donald Strauss was first hired by Beckman Instruments in 1952 as director of employee relations, and he would go on to become vice president of administration before he retired in 1989. He was also mayor of Newport…
- Photographer Laursen, Rene
- Subject Beckman Instruments, Inc.
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Fausto Bucheli and Dennis McDonald return from kidnapping in El Salvador
- 1979
Beckman Instruments had a subsidiary company and manufacturing plant called Aplar in El Salvador. In 1979 the country was on the brink of a civil war that would ultimately span three decades. On September 21, 1979, the…
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Portrait of Richard A. Nesbit
- Circa 1981
Head of the Systems Division at Beckman Instruments in the 1960s. The Systems Division designed and manufactured computers and data handling systems. Nesbit went on to become vice president for research and development.
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Completion of first Beckman LS 9800 liquid scintillation instrument
- 1981-Oct
Unidentified Beckman Instruments employees who worked on the LS 9800 liquid scintillation counter. Liquid scintillation counters measure the radioactivity of a sample by mixing the sample with a solvent containing a…
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El Salvador kidnapping task force with ransom suitcase
- 1981-Nov-20
Beckman Instruments had a subsidiary company and manufacturing plant called Aplar in El Salvador. In 1979 the country was on the brink of a civil war that would ultimately span three decades. On September 21, 1979, the…
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Completion of the first Beckman LS 9800 liquid scintillation instrument
- 1981-Oct
Unidentified Beckman Instruments employees with a LS 9800 liquid scintillation counter. Liquid scintillation counters measure the radioactivity of a sample by mixing the sample with a solvent containing a scintillator,…
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Beckman Instruments Board of Directors
- 1982
Image includes: Arnold Beckman (center, seated); Dr. William F. Ballhaus Sr. (standing); Harry Gray (far right). The other men in this photograph are unidentified.
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Arnold and Mabel Beckman with unidentified people at a Beckman Instruments location in China
- 1981
Dr. Arnold O. Beckman (1900-2004) invented the first commercially successful electric pH meter in 1934 and thus began a long career manufacturing scientific and medical instruments with National Technical Laboratories,…
- Subject Beckman, Arnold O., China, Beckman Instruments, Inc.
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Arnold and Mabel Beckman with unidenified men at the Penn Chemicals B.V. plant in Cork, Ireland
- 1982
Dr. Arnold O. Beckman (1900-2004) invented the first commercially successful electric pH meter in 1934 and thus began a long career manufacturing scientific and medical instruments with National Technical Laboratories,…
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Aerial view of the Analytical Laboratory at Dow Chemical Company
- 1988
Aerial view of the Analytical Laboratory at the Dow Chemical Company facilities in Midland, Michigan. Three employees are visible on the ground floor of the laboratory, surrounded by assorted analytical instruments and…
- Creator Of Work Dow Chemical Company
- Subject Laboratories, Dow Chemical Company, Scientific apparatus and instruments
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Interior of Analytical Laboratory at Dow Chemical Company
- 1988
Interior view of the Analytical Laboratory at the Dow Chemical Company facilities in Midland, Michigan. Assorted analytical instruments and computational equipment is visible throughout the laboratory, including a…
- Creator Of Work Dow Chemical Company
- Subject Laboratories, Dow Chemical Company, Scientific apparatus and instruments
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Population: 4,019,000,000
- 1977
Recruitment advertisement for Beckman Instruments, which capitalizes on how the company's products make the world a better place for human beings to live. The advertisement features a view of Earth as seen from outer…
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Beckman is looking for a few good men.
- 1975
This recruitment advertisement for Beckman Instruments builds on the success of its line of automobile instruments, designed to analyze the functions of an engine and to minimize air pollution.
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Molecular Model Set for General Chemistry
- 1980s
Models kits, such as this one, are often found in laboratories and classrooms and are used to visualize the structure of chemical substances.
- Manufacturer Allyn and Bacon
- Subject Molecules--Models
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HGS General Chemistry Molecular Model Set
- 1985 – 1989
Transparent plastic container with five interior compartments for multicolored plastic pieces. Instruction manual included.
Models kits, such as this one, are often found in laboratories and classrooms and are used to…
- Manufacturer Benjamin / Maruzen
- Subject Molecules--Models
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Organichem Model Set
- 1970s
Small, multicolored plastic connectors and straws in small plastic bag.
Models kits, such as this one, are often found in laboratories and classrooms and are used to visualize the structure of chemical substances.
- Manufacturer Freeman, Cooper & Co.
- Subject Molecules--Models
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Letter from Linus Pauling to Theodor Benfey
- 1976-Aug-27
Concerning possibility of publishing an early Pauling manuscript in a high school textbook or in an issue of "Chemistry."