Home » Materials & Resources » 3M » 3M Thermoelectric Devices Vintage Magazine Ad Minnesota Mining Co. 1950s
3M Thermoelectric Devices Vintage Magazine Ad Minnesota Mining Co. 1950s
- Company
- 3M
- Price
- $13.50
- Source
- eBay
1950s magazine ad for 3M thermoelectric devices from Minnesota Mining & Manufacturing.
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A third-party resale listing on eBay, not official 3M merchandise.
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