7.25-inch concave speculum mirror
Date: 1800-1850
Inventory Number: 2007-1-0282
Classification: Mirror
Dimensions:2.2 × 18.5 × 18.5 cm (7/8 × 7 5/16 × 7 5/16 in.)
Description:
Speculum metal mirror. Rough cast back. Red polishing powder still on rim. Focal length is about 85 inches.