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Spencer Silver, inventor who made the Post-it Note stick, dies at 80 Emily Langer © 3M Spencer Silver Spencer Silver, a chemist who accidentally invented the delicate adhesive used in Post-it Notes, an innovation that blanketed the office landscape like a blizzard with messages and reminders and became a favored modern medium for jotting notes to oneself and others, died May 8 at his home in St. Paul, Minn. He was 80. Dr. Silver’s death was announced by 3M maker of products including Scotch tape where he had worked for nearly three decades. He had cardiac ailments unrelated to a heart transplant that he underwent 27 years ago, said his wife, Linda Silver.

New yorkUnited statesWoodland hillsSan antonioMuseum of modern artSpencer silverAllison andersonLinda martinUniversity of colorado at boulderNational inventors hallArizona state universityUn peelPost it notesPost it noteArt fryNewark star ledger