English, early 20th century, set containing Spherical concave, cylinder concave, spherical convex, cylinder convex ( mostly complete) in blue velvet lined case with compartment in lid for eye test cards, case width 32cm
English, early 20th century, set containing Spherical concave, cylinder concave, spherical convex, cylinder convex ( mostly complete) in blue velvet lined case with compartment in lid for eye test cards, case width 32cm
Auction: The Collectors Sale, 9th Aug, 2022