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| Chemical Heritage Foundation 315 Chestnut Street Philadelphia, PA 19106 Phone: (215) 925-2222 Fax: (215) 925-1954 http://www.chemheritage.org Press Contact: Neil Gussman (215) 873-8262 (717) 314-2494 pr@chemheritage.org Directions to CHF CHF Logos The CHF logo is available for download in three formats:
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