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Lot · 1941-Now: Unused

4524n MNH 2011 FCF Go Green turn off lights use efficient bulbs save $ energy

4524n MNH 2011 FCF Go Green turn off lights use efficient bulbs save $ energy Archived listing photo
Starting price (see what it sold for on eBay ↗) $0.99 Buy It Now $1.29 as of Jul 9, 2026
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Closed Sat · Jul 18, 2026
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Past 1941-Now: Unused auctions
Ships from ZIP 704**
80s_philately 129 ratings · 100.00% positive
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Description

From the seller
U.S. #4524n. It is an easy, but inefficient process. Most of the energy is lost as heat. Other types of energy-saving light bulbs exist, such as those using nitrogen. These are much more expensive, but even more efficient.

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