During Aspen’s mining era, assay offices commanded as much main street real estate as boutiques do today. The businesses offered a vital service to the industry town. Assayers worked overtime to ...
TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...
THE differences between assaying and chemical analysis in the ordinary usage of the terms are perhaps not very precise. An effort was made some years back in America to apply the word “assaying” only ...
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