REFERENCES
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- Hatheway , Allen W . 2006 . “World History of Manufactured Gas: A ‘World’ of Land Redevelopment Possibilities.” . Proceedings of the International Symposium and Exhibition on the Redevelopment of Manufactured Gas Plant Sites . April 4–6 2006 , Reading, UK. Edited by: Stephen James , S. , Ripp , J. and Unites , D. Vol. 14 , pp. 171 181 Number 2
- Heritage Research Center, Ltd . “A Brief History of the Manufactured Gas Industry in the United States.” http://www.heritageresearch.com/manufactured_gas_B.htm
- Hatheway , A. W. and Doyle , B. C. “Locations of Gas Plants and Other Coal-Tar Sites in the U.S.” http://www.hatheway.net/28_locations_of_gas_plants.htm.
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