- In theory, Albert Einstein and E = mc2 show you have potential... you know, relatively.
- Set of two collectible pins with strong black rubber backing.
- Made of brass with black nickel plating, and hard enamel coloring.
- Now your backpack or favorite jacket can join the cultural conversation! Brooch the subject!
- Click the store link near the product title for more great gifts. UPG has presents of mind.
- In theory, Albert Einstein and E = mc2 show you have potential... you know, relatively.
- Set of two collectible pins with strong black rubber backing.
- Made of brass with black nickel plating, and hard enamel coloring.
- Now your backpack or favorite jacket can join the cultural conversation! Brooch the subject!
- Click the store link near the product title for more great gifts. UPG has presents of mind.