skos:altLabel | - Powell
- Hardman
- John Hardman
- Henry Hardman
- Hardman & Powell
- Hardman and Powell
- Hardman and Son of Birmingham
- Hardman company
- Hardman family
- Hardman of Birmingham
- Hardmans
- Hardmans of Birmingham
- J.H. Powell
- John Hardman & Co
- John Hardman & Co.
- John Hardman Trading Company
- John Hardman and Co
- John Hardman and Co.
- John Hardman and Company
- John Hardman and Company, Birmingham
- John Hardman of Birmingham
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