Details
A black lacquered-brass spectroscope,
with prism, in mahogany case -- 18¼in. (46.3cm.) wide; a grey-painted Harris spectrometer, with prism, in case; another by Griffin and George; and an ultra violet spectrometer by Beck, in case
with prism, in mahogany case -- 18¼in. (46.3cm.) wide; a grey-painted Harris spectrometer, with prism, in case; another by Griffin and George; and an ultra violet spectrometer by Beck, in case