Projection LensUnknown Maker
Signed, "A.J. Thompson & Co., Importers, Boston"
Overall: 5 7/8 × 2 15/16 in. (15 × 7.5 cm)
Hood Museum of Art, Dartmouth College: Allen King Collection of Scientific Instruments, Hood Museum of Art, Dartmouth College
North America, United States
Scientific Instrument: Optics
Not on view