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…
The booklet was sent to Arnold Beckman in response to his speech about public education. It contains a checklist and questions you can use to determine if your child's school is socialist or otherwise influenced by…
The article is reprinted from the Journal of the Optical Society of America Vol. 31, No. 11, November 1941 and was presented at the Ninth Summer Conference on Spectroscopy and Its Applications, held at the Massachusetts…
- Beckman Reprint R-38
Beckman Instruments reprinted and distributed this paper, originally published in Analytical Chemistry Vol. 22, No. 6, June 1950.
- Circa 1968
This description of Beckman's past and current Air Force contracts served as a cover sheet for a reprint discussing the Polarographic Oxygen Sensor. The miniaturized system was designed to be operated by the pilot, with…