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Industrial Halophane prism lighting

Appraisal complete
B
6 years ago
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Description

Approximately 1950s prism Warehouse lighting glasses stamped Halophane

Category Other
Medium Steel and glass
Distinguishing marks Halophane stamped on the bottom rim along with the four digit number
Condition Good
Size and dimensions of this item Glass is just over 10 in complete unit is just under one foot
Date Period 1950ish
Weight How about 4 or 5 lb
History Unknown
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