had been known until 1963 as Cooke, Troughton & Simms. Cooke, Troughton & Simms was formed in 1922 by the merging of T. Cooke & Sons, a York-based instrument maker founded in 1837 by the self-taught schoolmaster Thomas Cooke, and the London instrument-maker, Troughton & Simms founded in 1828 by Edward Troughton who began his apprenticeship in 1773. Bioradiations Bioradiations is an online magazine created by Bio-Rad that offers researchers case studies, whitepapers, tips, techniques, and topics related to Bio-Rad products and services. Bioradiations began as a print magazine that was launched in 1965 and was printed until 2011 and replaced with the online publication. See also Laboratory equipment List of S&P 500 companies References External links Wall Street Journal profile Companies listed on the New York Stock Exchange Companies based in Contra Costa County, California 1952 establishments in California History of Berkeley, California Laboratory equipment manufacturers Life sciences industry Research support companies Manufacturing companies based in California Manufacturing companies established in 1952 Technology companies established in 1952 Medical technology companies of the United States Technology companies of the United States American companies established in 1952 Hercules, California