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Signature	Maker	Instruments	Comments	Location	References
ARLERI, FRA A.	Italy, c.1780, PHIM	Vacuum Pump = Municipal Museum, Modena.	invented by Abbé L. Bacelli.		Italian Inventory.
ARLERI, FRA A.	Italy, c.1780, PHIM	Vacuum Pump = Municipal Museum, Modena.	invented by Abbé L. Bacelli.		Italian Inventory.

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