Search Results
-
3 items
Formula for silvering film
- 1931-Aug-25
The handwritten document was created in connection with Arnold O. Beckman's consulting work for Lee de Forest.
- Creator Of Work Beckman, Arnold O.
- Subject Silver films (Metal coating), Silvering, Celluloid
-
Letter from Arnold O. Beckman to Lee de Forest
- 1931-Jul-18
Arnold O. Beckman, then an assistant professor of chemistry at Caltech, offers his assistance as a consulting chemist.
Lee de Forest (1873–1961) was an inventor, most notably of Audion vacuum tubes in the early…
- Addressee De Forest, Lee, 1873-1961
- Author Beckman, Arnold O.
- Subject Celluloid, Electroplating
-
Letter from Lee de Forest to the Dean of Chemistry at Caltech
- 1931-Jul-15
In this letter, Lee de Forest requests a referral to a chemist who might help electroplate film.
Lee de Forest (1873–1961) was an inventor, most notably of Audion vacuum tubes in the early twentieth century. His serial…
- Author De Forest, Lee, 1873-1961
- Subject Celluloid, Electroplating
-
Letter from W. L. Pereira to Arnold O. Beckman
- 1957-Sep-20
Architect William Pereira writes to invite Arnold O. Beckman to a dinner in celebration of an award for the Helipot building in Newport Beach, California. The Pereira & Luckman-designed building was to be honored as one…
-
2 items
Letter from Edwin W. Taylor to Arnold O. Beckman
- 1947-Aug-15
This letter includes a report on existing Beckman trademarks as of 1947, including information on the "acidimeter" and the point at which that instrument became known as the pH meter (1935).
- Addressee Beckman, Arnold O.
- Author Taylor, Edwin W.
- Subject Hydrogen-ion concentration--Measurement--Instruments, Patents, Trademarks, Beckman Instruments, Inc.
-
2 items
Letter from D. C. Duncan to Arnold O. Beckman
- 1956-Dec-03
The memorandum documents complaints about the architecture firm Pereira & Luckman. Duncan states that "we have been anywhere from moderately displeased to completely upset with P & L."
- Addressee Beckman, Arnold O.
- Author Duncan, Donald C.
- Subject Pereira, William L., 1909-1985, Architects, Luckman, Charles, 1909-1999, Beckman Instruments, Inc.
-
Progress Report on glass electrodes
- What is new about L & N electrodes
- 1955-Aug-15
The report concerns the business of electrodes, including legally challenging questions about possible patent infringement.
-
-
Gas Detector Specifications (Beckman Model 150 Mass Spectrometer)
- 1955-Aug-05
Mass spectrometers measure the mass of sample components after ionization.
Walter Donner's work with Beckman Instruments including oversight of the development of medical monitoring equipment for the Apollo, Mercury,…
-
76 items
Der Bildungstrieb der Stoffe
- 1858
Early examples of paper chromatography from German chemist Friedlieb Ferdinand Runge, who is considered to be the originator of the analytic technique. Runge investigated the color reactions of various chemical…
-
131 items
Instruction Manual, Berkeley Electronic Analog Simulating Equipment
- 1954-Jan-10
Beckman Instruments' analog computers were being produced by their Berkeley Division as early as 1953. The company produced analog computers -- also called automation, data reduction, or data handling systems -- for the…
-
Letter from Linus Pauling to Durand Churchill, Jr.
- 1945-Jun-08
In this letter Pauling reiterates requests for permission to discuss and publish on the oxygen meter, and argues for loosening security classification. He cites Arnold O. Beckman's permission to discuss the project…
-
Letter from Durand Churchill, Jr. to Arnold O. Beckman
- 1945-May-24
In this letter, Churchill confirms that the National Defense Research Committee (NDRC) has granted Beckman permission to discuss the Pauling Oxygen Meter at an American Chemical Society meeting.
-
Letter from Arnold O. Beckman to Commanding Officer, Naval Training Center
- 1946-Apr-26
In this letter, Beckman requests that a former employee, Robert A. Crane, receive an early discharge from the Navy in light of his father's poor health. Beckman notes that he has an open position for Crane.
- Author Beckman, Arnold O.
- Subject United States. Navy, Beckman Instruments, Inc.
-
Letter from Arnold O. Beckman to Durand Churchill, Jr.
- 1945-May-10
In this letter, Beckman requested permission to discuss the Pauling Oxygen Meter and made the case that the National Defense Research Committee (NDRC) should lift the "Restricted" classification.
-
133 items
Operating and Maintenance Instructions, IR4 Infrared Spectrophotometer
- Bulletin 423-A
- 1956-Sep
The binder includes several proforma invoices, photographs, and Bulletin 423-A: Operating and Maintenance Instructions, IR4 Infrared Spectrophotometer.
The Beckman Instruments IR spectrophotometers began as a request…
- Creator Of Work Beckman Instruments, Inc.
- Subject Scientific apparatus and instruments, Spectrophotometer, Infrared spectroscopy, Beckman Instruments, Inc.
-
3 items
Oxygen Recorders: Tentative Outline of Characteristics Desired
- Circa 1943
The oxygen recorder described was intended for analyzing flue gases produced from burning oil or coal.
-
Letter from Vannevar Bush to Arnold O. Beckman
- 1944
The letter expresses Bush's "personal and official appreciation and commendation" for contracted work performed in furtherance of the war effort.
-
6 items
Draft of Instructions for Modified OM-1 Beckman Portable Oxygen Meter
- 1950s
This draft document includes extensive annotations; the stylistic and technical changes are reflected in a later version.
Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’…
-
General Electric National Mazda Drawn Tungsten Filament Incandescent Light Bulb
- 1917
A large, tapered, oval-shaped, clear glass bulb with a point on the top; has a brass bottom with threads on the end; attached to the inside of the bottom is a long glass tube with two terminals on either side and a long…
-
1 item
Walter J. Hamer Electrochemical Artifact Collection
This collection was built by Walter J. Hamer, an electrochemist known for his contributions to the science of batteries, during his tenure as Chief of Electrochemistry at the National Bureau of Standards (now known as…
-
Mysto Magic Show Set Advertising Poster
- 1930 – 1940
This two-color poster advertises a performance of magic tricks, as part of the Mysto Magic Show Set, manufactured by the A. C. Gilbert Company around 1940. The kit included theatrical makeup, props, and an instruction…
-
A Peep at the Gas Lights in Pall Mall
- 1809
This hand-colored etching by Thomas Rowlandson was produced based on a drawing by G. M. Woodward. It portrays a London street scene of citizens commenting on, and in some instances complaining about, the wonders of new…
-
Gold
- 1870 – 1890
This print reproduces a painting exhibited by A. H. Tourrier at the Royal Academy in London in 1871. The scene shows a trio of nobles standing awed before an alchemist holding out a broken crucible in his right…
- After Tourrier, Alfred Holst
- Engraver Greatbach, G. (George)
- Subject Gold, Alchemists, Alchemy, Alchemy in art
-
Portrait of Percy Lavon Julian (1899-1975)
- 1950s
Portrait of Percy Lavon Julian (1899-1975), African American research chemist and pioneer in the chemical synthesis of medicinal drugs from plants.
Percy Lavon Julian was born in Montgomery, Alabama on April 11, 1899…
