Spencer Silver, an Inventor of Post-it Notes, Is Dead at 80 - The

Spencer Silver, who helped invent the Post-it Note, dies at age 80

Spencer Silver, the chemist who gave Post-it Notes their signature

Thomas Edison - Wikipedia

Story of Post It Notes!. Dr. Spencer Silver was a scientist at

Spencer Silver, Who Invented Post-It Note Adhesive, Dies at 80

Spencer Silver, Co-Inventor of 3M Post-it Notes, Dies at 80

Passage: Remembering Norman Lloyd - CBS News

Post-it note co-inventor dies at 80 in St. Paul, Minnesota home

Spencer Silver, the chemist who gave Post-it Notes their signature

How Do Sticky Notes Work?