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McGraw-Hill logo used from 1971 to the late 1990s 330 West 42nd Street, the former, long-time headquarters of McGraw Hill. McGraw Hill was founded in 1888, when James H. McGraw, co-founder of McGraw Hill, purchased the American Journal of Railway Appliances. He continued to add further publications, eventually establishing The McGraw Publishing ...
The National Radio Institute-McGraw Hill Continuing Education Center was a private, postsecondary, for-profit correspondence school based in Washington, D.C., from 1914 to 2002. The school originally trained students to become radio operators and technicians.
DRC/CTB was a division of Data Recognition Corporation (DRC) until being fully merged into DRC's Educational Services division. From 1965 to 2015, the company was known as CTB/McGraw-Hill, a division of the McGraw-Hill companies, and prior to 1965 California Testing Bureau was an independent company.
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[31] [32] It is estimated Cengage has 24% of the market while McGraw-Hill has 21%, Pearson, the current market leader, has about 40 percent of the market and Wiley has about 7 percent. [33] The merger was called off on May 1, 2020. [34] In August 2021, Cengage rebranded as Cengage Group. [citation needed]