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This ad features an image of Dr. Tang measuring photovoltaic cell performance with a variable radiant energy souce in one of the Engineering Research Labs at Allison.
CONDITION
This 46+ year old Item is rated Near Mint / Very Fine+. Light aging throughout. No creases. No natural defects. Some light surface rub. No tears. No water damage.
Keywords specific to this image: Vintage Advertising, logo, Cornell Engineer
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