The following pages link to Harbison-Walker Refractories Company
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- Mid-Continent Railway Museum (links | edit)
- Economy of Pittsburgh (links | edit)
- National Register of Historic Places listings in Huntingdon County, Pennsylvania (links | edit)
- Mount Union Historic District (links | edit)
- Farrandsville Iron Furnace (links | edit)
- Farrandsville, Pennsylvania (links | edit)
- Talk:Harbison-Walker Refractories Company (transclusion) (links | edit)
- User:NationalRegisterBot/AllNRHPPages/H (links | edit)
- User:Sauzer/sandbox7 (links | edit)