Nostalgic Scents: The Allure of Vintage Scratch and Sniff Stickers
The charm and allure of vintage scratch and sniff stickers go beyond childhood memories. These seemingly trivial items have a rich history dating back to the early 1960s when 3M invented a process called microencapsulation, which was later used to embed smells into small stickers. The first scratch and sniff stickers, carrying delightful scents like […]
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