Search Results
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Glass vial with cork stopper
- Undated
Glass vial with cork stopper belonging to Georg Bredig (1902-1944).
- Subject Glassware
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Halite
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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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Handheld Bakelite No. 7 Microphone
- Undated
Black Bakelite handle with a large button on its side; product information engraved in white on front of handle; circular grated area has a raised enclosure; four copper wires coated in brown synthetic fiber emanate…
- Subject Plastics, Bakelite, Plastics industry and trade
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2 items
Hankscraft Co. Nursmatic Model N1101 Baby Bottle
- Undated
Hexagonal-shaped clear Lexan bottle with a cardboard casing/label; black plastic lid with a dark amber nipple.
Lexan is a resin thermoplastic discovered by General Electric chemist Dr. Daniel Fox in 1953. It is similar…
- Manufacturer Hankscraft Company
- Subject Plastics, Fox, Daniel W. (Daniel Wayne), 1923-1989, Lexan, Plastics industry and trade
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Harshaw Crystal Model Kit
- Undated
Blue cardboard box containing three compartments; two compartments hold a number of black and white stone marbles; third compartment holds four brass rods, numerous glass spacers, and sheets of thin paper; box also…
- Manufacturer Harshaw Scientific, Division of the Harshaw Chemical Company
- Subject Molecules--Models
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Humboldt Meeker Burner
- Undated
Meeker burners function the exact same way as Bunsen burners except that they are used for objects that require a wider flame base. The Meeker burner can produce more heat than a Bunsen burner and features a distinctive…
- Manufacturer Humboldt Manufacturing Company
- Subject Bunsen burner, Meeker burner, Humboldt Manufacturing Company
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2 items
Indanthrene Violet Dye Bottle
- Undated
Round glass bottle with cork stopper; label attached to front identifies manufacturer and contents (label has been waxed over).
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Iron Gas Burner
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Iron gas burner for the production of small glassworks; ball and socket rotatable neck; two flame adjustment knobs; three-pronged foot. Adjusting the two knobs on the burner allows for the user to dial in the exact…
- Subject Glass blowing and working, Gas-burners
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2 items
Jar of Poslam cream
- Undated
Jar of "Poslam" brand anti-itching cream; in plastic shrink wrap.
- Manufacturer Emergency Laboratories
- Subject Ointments, Pharmaceutical chemistry, Drugs, Medicine bottles
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2 items
Leukol Dark Green Dye Bottle
- Undated
Round glass bottle with cork stopper; label attached to front identifies manufacturer and contents (label has been waxed over); bottle is half full with original dye.
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Manual Variable Resistor Box
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Variable resistors are also known as potentiometers. Potentiometers are used to measure electromotive force (emf) by balancing it with a known emf. The concept was first developed in 1841 by J. C. Poggendorff and…
- Manufacturer Siemens & Halske
- Subject Variable Resistor, Potentiometer, Siemens & Halske
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2 items
Metal plaque depicting Wilhelm Ostwald
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Metal plaque of Wilhelm Ostwald (1853-1932) in a fabric-covered picture frame. Ostwald is shown in profile. On the back of the frame is a handwritten note.
Ostwald was a German chemist and philosopher. In 1909, he…
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2 items
Methyl Violet Dye Bottle
- Undated
Round glass bottle with cork stopper; label attached to front identifies manufacturer and contents (label has been waxed over).
- Subject Dye industry, Textile industry, Dyes and dyeing
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2 items
Nalcometer Serial No. 1164
- Undated
Wooden box with metal instrument inside; instructions attached to top of box; instrument has a gauge and three turnable knobs; space along side has a power source and an electrode that is used for measuring; plaque on…
- Manufacturer National Aluminate Corporation
- Subject National Aluminate Corporation, Nalcometer
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Note written by Max Bredig regarding Paul Homburger's Letter, January 1941
- Undated
Max Bredig (1902-1977) copies an excerpt of a letter written by Paul Homburger, the brother-in-law of Max's sister, Marianne Homburger (1903-1987), from the Gurs concentration camp.
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Notes about passenger fees by Max Bredig
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- Creator Of Work Bredig, Max Albert, 1902-1977
- Subject Bredig, Max Albert, 1902-1977
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Olivine
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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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2 items
Palatina Chroma Brown Dye Bottle
- Undated
Round glass bottle with glass stopper; label attached to front identifies manufacturer and contents (label has been waxed over); bottle is half full with original dye.
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Porcelain mortar
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Porcelain mortar owned by Georg Bredig (1868-1944). Mortar and pestles are used to manually grind or crush a sample into a fine powder.
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Potentiometer
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Potentiometers are used to measure electromotive force (emf) by balancing it with a known emf. The concept was first developed in 1841 by J. C. Poggendorff and improved throughout the 19th century by Latimer Clark and…
- Manufacturer Leeds and Northrup Company
- Subject Potentiometer, Leeds and Northrup Company
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Precision Scientific Meeker Burner
- Undated
Meeker burners function the exact same way as Bunsen burners except that they are used for objects that require a wider flame base. The Meeker burner can produce more heat than a Bunsen burner and features a distinctive…
- Manufacturer Precision Scientific Company
- Subject Bunsen burner, Precision Scientific Company, Meeker burner
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2 items
Printers Block Stamp depicting the Bredig Arc Method
- Undated
Printers Block Stamp depicting the Bredig Arc Method for the preparation of colloidal solutions. Georg Bredig (1868-1944) developed the Bredig Arc Method in 1898. In 1899 the Deutsche Elektrochemische Gesellschaft…
- Subject Bredig, Georg, 1868-1944, Chemistry
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2 items
Product Sample (Plastic amalgamation)
- Undated
Irregularly-shaped piece of foam-like silver plastic; pieces of twisted copper wire are holding some portions together; bottom has a wax or glue-like material coating it; some areas have a blackened, charred appearance.
- Subject Plastics, Plastics industry and trade
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2 items
Putnam Fadeless Dyes Tin Sign
- Undated
- Contributor Putnam Dyes
- Manufacturer American Can Company
- Subject Dyes and dyeing, Putnam Dyes
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2 items
Pyramine Orange Dye Bottle
- Undated
Round glass bottle with glass stopper; label attached to front identifies manufacturer and contents (label has been waxed over).
