-NIST's Million-Pound Weight Stack Restoration is Complete -Progress Report with Photos: Restoration of NIST's Million-Pound Deadweight Machine (June 30, 2015)
-Restoration Begins on NIST's Million-Pound Deadweight Machine (Jan. 27, 2015)
**By convention, standard masses above 50 pounds (about 22 kilograms) are referred to colloquially in imperial instead of metric units.
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Million-Pound Makeover