Letter to Arnold O. Beckman about the early stages of planning marketing and distribution for the pH meter. The National Postal Meter Company on the letterhead was one of Arnold Beckman's first employers, when they…

Arnold Beckman declines to solicit funds and membership for the California State Chamber of Commerce from the California electronics industry, due to the fact that Beckman had previously been soliciting them for funds…

These handwritten notes (by an unidentified author) detail the process by which Linus Pauling came to National Technical Laboratories to produce his oxygen meter design and how this lead to the formation of Arnold O.…

The IR-5 was a double-beam spectrophotometer first produced in 1957.

The Beckman Instruments IR spectrophotometers began as a request from the Office of Rubber Reserve to Arnold O. Beckman in 1942, asking for an…

The brochure provides an overview of Beckman's divisions--Berkeley, Helipot, Offner, Scientific and Process Instruments, Special Projects, Spinco, and Systems--and highlights solutions provided to clients needing…

Glenn Joseph expresses appreciation for a tour of Beckman's Fullerton plant and the gift of a pH meter themed desk set.

In the 1930s, Joseph approached Beckman for assistance measuring pH for the citrus industry. The…

In 1955, Arnold O. Beckman and William Shockley entered business together when they established Shockley Semiconductor Laboratories as a subsidiary of Beckman Instruments, Inc. with the goal of mass producing…

The handwritten document was created in connection with Arnold O. Beckman's consulting work for Lee de Forest.

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…

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).

In this letter, Beckman discusses the testing and production of various models of the Pauling oxygen meter. Model F is discussed in the most detail, but Models P, G, and a damaged aircraft Model L are also mentioned.
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The letter discusses the various parties interested in testing Pauling oxygen meters and the possibility of meeting in Washington or Philadelphia.

Developed from a Linus Pauling design during WWII, the technology…

Prentiss responds to Kauffman's assessment of the hospital oxygen analyzer, with emphasis upon the question of its ruggedness.

Developed from a Linus Pauling design during WWII, the technology behind Beckman…

Beckman's 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 of power.

Arnold Beckman signed this agreement during the course of work with MIT's Radiation Lab, presumably in connection with work on mustard gas detection.

This is one of many letters written to Arnold Beckman in response to his comments on the topic of education. In this handwritten letter, J. S. Criswell identifies as a teacher and threatens legal action against Beckman,…

This is one of many letters written to Arnold Beckman in response to his speech on the topic of education. George Spencer Wice writes of his disapproval of the Los Angeles Chamber of Commerce’s apparent apathy about the…

This letter, written while Arnold Beckman was on a multi-city trip promoting his pH meter, concerns strategies for marketing the instruments and concern about the friction between a salesman and distributor.

Arnold…

The letter discusses Beckman's scheduled meetings, marketing strategies for the pH meter, and interest in postal meters.

Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the…

In this letter, Evans discusses a new electrode design for use in Beckman pH meters.

Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an…

In this letter, Beckman discusses acidimeter production, personnel issues, patent applications, and the naming of the instrument.

Dr. Arnold O. Beckman (1900-2004) invented the first commercially successful electric pH…

One of the earliest inquiries into using one of Arnold Beckman's newly invented pH meters.

Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed…

Duschak comments on the price of the pH meter (high, but in line with comparable instruments) and inquires whether or not the "acidimeter" could be sold again after his project is finished.

Arnold Beckman invented his…

Call for Arnold O. Beckman to serve on the Los Angeles Air Pollution Committee, from the L.A. Chamber of Commerce president, Charles Detoy.

A list of organizations rejecting the proposed Regulation VII of the Air Pollution Control District's Rules and Regulations to fight air pollution. This list includes: the Western Oil and Gas Association, the California…