Cabinet of Curiosities: 15,000 Ink Samples at Secret Service

The ink library contains samples of pen, marker and printer inks dating back more than 85 years.

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Image via AP Photo/Patrick Semansky

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WASHINGTON (AP) — In a cabinet inside a modest laboratory in downtown Washington are rows and rows of ink samples in plastic squeeze bottles and small glass jars. To the untrained eye, it’s just a bunch of blackish liquid with strange names like “moldy sponge” or “green grass.” But to the U.S. Secret Service agents who use the samples, they are the clues that could save the president from an assassination attempt. Or stop a…

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