Search Results
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How to Save a House
- Advertisement for Hercules Turpentine
- Part of 1943 Hercules Advertisements
- 1943
Formed in 1912 as part of an anti-trust settlement with DuPont, the Hercules Powder Company (later Hercules Inc.) initially specialized in the manufacture of explosives and smokeless powders and subsequently diversified…
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How to Save a House
- Advertisement for Hercules Turpentine
- Part of 1943 Hercules Advertisements
- 1943
Formed in 1912 as part of an anti-trust settlement with DuPont, the Hercules Powder Company (later Hercules Inc.) initially specialized in the manufacture of explosives and smokeless powders and subsequently diversified…
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How to Save a House
- Advertisement for Hercules Turpentine
- Part of 1943 Hercules Advertisements
- 1943
Formed in 1912 as part of an anti-trust settlement with DuPont, the Hercules Powder Company (later Hercules Inc.) initially specialized in the manufacture of explosives and smokeless powders and subsequently diversified…
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Always Pure, Water-White and Crystal Clear
- Advertisement for Hercules Turpentine
- Part of 1943 Hercules Advertisements
- 1943
Formed in 1912 as part of an anti-trust settlement with DuPont, the Hercules Powder Company (later Hercules Inc.) initially specialized in the manufacture of explosives and smokeless powders and subsequently diversified…
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Always Pure, Water-White and Crystal Clear
- Advertisement for Hercules Turpentine
- Part of 1943 Hercules Advertisements
- 1943
Formed in 1912 as part of an anti-trust settlement with DuPont, the Hercules Powder Company (later Hercules Inc.) initially specialized in the manufacture of explosives and smokeless powders and subsequently diversified…
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Government Gives "Go" to "Paint Up and Save!"
- Advertisement for Hercules Turpentine
- Part of 1943 Hercules Advertisements
- 1943
Formed in 1912 as part of an anti-trust settlement with DuPont, the Hercules Powder Company (later Hercules Inc.) initially specialized in the manufacture of explosives and smokeless powders and subsequently diversified…
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Painting Tips: 4 Ways to Save with Pure Spirits of Turpentine
- Part of 1943 Hercules Advertisements
- 1943
Formed in 1912 as part of an anti-trust settlement with DuPont, the Hercules Powder Company (later Hercules Inc.) initially specialized in the manufacture of explosives and smokeless powders and subsequently diversified…
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Painting Tips: 4 Ways to Save with Pure Spirits of Turpentine
- Part of 1943 Hercules Advertisements
- 1943
Formed in 1912 as part of an anti-trust settlement with DuPont, the Hercules Powder Company (later Hercules Inc.) initially specialized in the manufacture of explosives and smokeless powders and subsequently diversified…
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Painting Tips: 4 Ways to Save with Pure Spirits of Turpentine
- Part of 1943 Hercules Advertisements
- 1943
Formed in 1912 as part of an anti-trust settlement with DuPont, the Hercules Powder Company (later Hercules Inc.) initially specialized in the manufacture of explosives and smokeless powders and subsequently diversified…
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66 items
1943 Hercules Advertisements
- 1943
The extensive collection of Hercules advertising materials, covering the years 1913 through 1952, documents the company's growth as a major manufacturer of chemical products. A portion of the 1943 edition is digitized…
- Creator Of Work Hercules Incorporated
- Subject Soap, Chemical industry, Research, Industrial, Turpentine, Hercules Incorporated, Pine oil, Terpenes, Corporations, Naval stores, Gums and resins, Insecticides, Advertising, Industrial
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An Archimedean Screw
- Part of Vier Bücher der Ritterschafft
- 1529 (M.D.XXIX)
A device for raising water, the Archimedean screw consists of an external cylinder surrounding a screw. The bottom of the cylinder and screw must be immersed in water, which is not correctly depicted here. If the…
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124 items
Vier Bücher der Ritterschafft
- 1529 (M.D.XXIX)
First edition published by Heinrich Stayner of De re militari, a classic work on the science of making war by Publius Flavius Vegetius Renatus, commonly referred to as Vegetius, a writer from the Later Roman Empire…
- Author Vegetius Renatus, Flavius
- Publisher Stayner, Heinrich, -1548
- Subject Military art and science
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Halite
- Undated
While its mineral name is halite, this substance is also commonly known as rock salt. Rock salt is composed of sodium chloride, an essential compound the human body uses to absorb nutrients and maintain blood pressure.
- Subject Salt, Precious stones, Minerals
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Olivine
- Undated
Olivine is a mineral with a distinct green color and granular-shaped crystals. It is one of the first minerals to cool and crystallize from magma. Recently, olivine has been used as an alternative to silica sand and…
- Subject Precious stones, Minerals, Olivine
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Calcite
- Undated
Calcite is one of the most widely used minerals. It is primarily composed of the chemical compound calcium carbonate. Calcite is also often used in demonstrations of double refraction, in which light is split into two…
- Subject Precious stones, Minerals, Calcite
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Fluorite
- Undated
Fluorite (also called fluorspar) is the crystal form of the inorganic compound calcium fluoride. The term "fluorescence," a type of luminescence by a substance that has absorbed light or radiation, is derived from this…
- Subject Precious stones, Minerals, Fluorspar
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Barite
- Undated
Barium (atomic symbol Ba) is an alkaline Earth metal. Barite (also spelled baryte) is a mineral composed of barium sulfate. It is used in paints, inks, paper, and rubber. It is also used in radiology for diagnostic…
- Subject Precious stones, Minerals, Barite
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Tourmaline
- Undated
Boron (atomic symbol B), a naturally occuring Earth element, was first isolated by Sir Humphry Davy and Joseph Louis Gay-Lussac and Louis Jacques Thénard in 1808. Tourmaline is a boron silicate. Opaque and black in…
- Subject Precious stones, Minerals, Tourmaline
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Amazonite
- Undated
Amazonite is a potassium-based blue-green variety of microcline feldspar. Its color may be an indication of the presence of iron or lead. Amazonite has been used as a decorative gemstone in statues and jewelry.
- Subject Amazonite, Precious stones, Minerals
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Celestine
- Undated
Celestine is a mineral with a light blue color. It is a source of the element strontium (atomic symbol Sr). Strontium compounds are commonly used in fireworks, fluorescent lights, and dyes and paints.
- Subject Celestite, Precious stones, Minerals
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Professor Dorothy Hodgkin
- 1978
Study for a never-finished portrait of Dorothy Crowfoot Hodgkin OM FRS (1910-1994), by English artist Graham Sutherland. Hodgkin was an English biochemist who won the Nobel Prize in Chemistry in 1964 for her work in…
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37 items
Instructions, Beckman/SDS Hybrid Fortran II
- Circa 1964
IBM developed the Fortran programming language in the 1950s; it remains in use as of 2017, with a major revision slated for a 2018 release. A commercial solid-state computer system, including a Beckman 2200 analog…
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19 items
Beckman Digital pH Meter
- Beckman Instructions 81804
- 1969-Jun
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting instrument kicked off…
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26 items
Second Quarterly Status Report: Contract NASr-76, Phase II, Spaceborne Gas Chromatograph
- 1962-Mar-01
Beckman Instruments' Space Engineering Group contracted with NASA to design a gas chromatograph to analyze the atmosphere within a spacecraft's cabin. The prototype device weighed under 12 pounds and used under 10 watts…
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51 items
Instruction Manual, Zeromatic pH Meter
- 514-B
- 1957-Jul
Intentionally blank pages (28, 40, and 42) have been omitted from the digital work.
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an…