Signedon front of lens: GOERZ OPTICAL CO. INC. L.D. ARTAR 14 IN. F: 9 No 837694
Inscribedon left side of lens: F: / 9 / 11 / 16 / 22 / 32 / 45 / 64 / 90
on back of lens: L.D. 837694
FunctionThis lens was used in dark rooms to enlarge photos.
ProvenanceLionel Spiro, Brookline, MA; Gift to CHSI, 2014.