 Plate.
Purchased from Neil Lipson (Lipson@postoffice.att.net) after contact through eBay. This 2.5" rectangle of 1/8" plate is stamped "Ni", indicating it was probably an element sample in a set sold by some educational supply company.
Source: Neil Lipson
Contributor: Theodore Gray
Acquired: 29 May, 2002
Price: $10
Size: 2.5"
Purity: >99%
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