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…
This series of handwritten and -drawn notes relates to the development of the Beckman DU-X2 spectrophotometer. One of the pages appears to be missing.
The first Beckman Instruments DU Spectrophotometer was developed in…
Allen Hussey, the director of Northwestern University's chemical laboratories, discusses the frequent breakdowns of the IR-2T spectrophotometer, the practical and ethical barriers to selling it to recoup expenses, and…
The memorandum discusses a rival company's spectrophotometer, the Warren Spectracord. (Warren Electronics, Inc. would be acquired by Perkin-Elmer in 1956). The Beckman Instruments DR Spectrophotometer is framed as…