Archives Catalog Entry
Box, hand-made gray-painted wooden (unidentified)
CIT Chem. number #8823-4. Probably an attachment for the DU spectrophotometer, possibly a hydrogen lamp unit. Given with the spectrophotometer, but so far unidentified. Dating based on CIT Chem. number series. Housing is probably shop-made at CIT. Manufacturer: No Identification. Probable date: 1950s.
Beckman, Arnold Orville (Chemist, Inventor, Philanthropist)
LENGTH: 6 x 4 x 5 inches
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