Oval shaped secondary speculum mirror with cover,

Made:
1845-1850 in Birr, Leinster and Republic of Ireland
maker:
William Parsons

Oval shaped secondary speculum mirror with cover, from the 6-foot Rosse telescope

Details

Category:
Astronomy
Object Number:
1914-690
Materials:
brass, speculum metal
type:
metal mirrors
credit:
Lord Rosse (5th Earl)

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