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overview
holdings
landmarks
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landmarks
This chronology is indicative only.
Context is provided by the broader communications and
media timeline on this site.
1849 Henry Varnum Poor becomes editor of The American
Railroad Journal
1860 founds Poor & Son
1865 publishes annual Poor's Manual of the Railroads
of the United States
1888 James H. McGraw buys American Journal of Railway
Appliances
1899 McGraw establishes the McGraw Publishing Company
1902 John Hill establishes The Hill Publishing Company
1909 merger of McGraw and Hill book publishing arms
1916 Poor company enters bond rating business
1917 merger of McGraw and Hill journal publishing arms
with incorporation of McGraw-Hill
1920 McGraw-Hill buys Newton Falls Paper Company
1920 establishes presence in the UK
1920 launches specialist publications such as Bus Transportation
1928 buys AW Shaw Co
1929 becomes public company
1929 launches BusinessWeek
1941 Poor merges with Standard Statistics
1944 McGraw-Hill buys Embassy Book Company of Toronto,
subsequently McGraw-Hill Canada
1947 buys Gregg group
1953 buys Platt oil industry newsletters
1961 buys FW Dodge Corporation
1963 establishes foreign language-publishing unit
1966 buys Standard & Poor's, competing with Dun &
Bradstreet
1970 buys Ryerson Press, Canadian publisher dating from
1829
1972 buys television stations in San Diego, Bakersfield,
Indianapolis (WRTV) and Denver
1979 survives takeover bid by American Express
1986 buys customs agent CJ Tower & Sons
1989 buys WG Carroll customs agents
1989 establishes Primis Custom Publishing in partnership
with Eastman Kodak and Tribune
1991 buys WN Proctor Company and Castelazo & Associates
customs agents
1992 buys Geo. S Bush & Co and Union Brokerage agents
1995 McGraw-Hill Canada sells French language interests
to Les Éditions de la Chenelière
1995 buys UCB Canada customs agents
2000 buys Canadian Bond Rating Service
2001 sells customs agency operations to Federal Express
2001 buys Frank Schaffer Publications from Torstar
2001 Platt buys the oil sector interests of Pearson-controlled
FT group
2003 Pearson buys S&P ComStock real-time information
service for US$115m
2003 McGraw-Hill sells 45% stake in McGraw-Hill building
for US$450m
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Caslon