Platinum
Platinum is a term used to describe and catalogue material of this kind, established as a heading by Library of Congress. It sits within the wider heading of Platinum group. The heading is held on record by Library of Congress. 1 cited statement stands behind this entry, drawn from 1 verified source.
Overview
What the sources state
• Placed within: Platinum group (Library of Congress Subject Headings: Platinum (sh85103305))
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
Library record · Institutional or primary · Library of Congress
Library of Congress Subject Headings: Platinum (sh85103305)
Consult the source