Omnigraphics
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| Parent company | Infobase Publishing |
|---|---|
| Founded | 1985 |
| Founder | Frederick Gale Ruffner, Jr. and Peter Ruffner |
| Country of origin | United States |
| Headquarters location | Detroit, Michigan |
| Nonfiction topics | Reference |
| Official website | omnigraphics |
Omnigraphics is a publishing company located in Detroit, Michigan, founded by Frederick Gale Ruffner, Jr. and his son Peter in 1985. The company was acquired by Aggregate Intelligence in 2015.[1][2][3][4][5][6] It was sold to Infobase Publishing in 2022.[7]
References
[edit | edit source]- ^ About Us – Retrieved October 3, 2014
- ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- ^ "Gale Research founder Frederick Ruffner dies at 88" Crain's Detroit Business. – Retrieved October 3, 2014
- ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- ^ "Frederick Ruffner, founder of reference book powerhouse Gale Research, dies at 88" Detroit Free Press. – Retrieved October 3, 2014
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External links
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