Folder: S.F. Mint-New-Interior.
Newscopy: "After the silver bullion has been melted and poured into ingots, the next step is to trim the ingots so that they can get into the machine to be flattened out into long strips for the puncher. Above, Dan McLoughlin of the San Francisco Mint is shown working at trimming ingots in preparation for their journey into the flattening device."