Chemical Spectroscophy Standards by Browning

Catalogue number #1715728456

Chemical Spectrum Standards by Browning 1	Chemical Spectrum Standards by Browning 2	Chemical Spectrum Standards by Browning 3

Description:

Twelve glass phials of labled chemical compounds for use as spectrum standardsin Leather case by John Browning 111 Minories and 63 Strand London. The two addresses date this to almost precicely 1870. In leatherettte case with blue silk lining 6.5" (16.5 cm x 3.9" (10 cm) x 0.9" (23 mm)

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