Ridiculous History

Knitting as Espionage, Part One: Secrets in the Stitch

16 snips
Mar 17, 2026
A deep dive into how knitting served as secret tradecraft in wartime. Real-life cases show messages hidden in yarn, coded silk hair ties, and documents stashed in knitting bags. They cover wartime mail censorship, how knitting differed from crochet for spies, and links to ancient knotted records and early computing. Modern analogies to covert messaging online round out the conversation.
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ANECDOTE

Innkeeper Tossed Secrets Inside Yarn

  • Molly Rinker hid wartime messages inside balls of yarn and casually tossed them to Patriot couriers while knitting outside her Philadelphia tavern.
  • Her cover as an overlooked innkeeper let her pass notes to George Washington during the 1777–1778 campaign unnoticed.
ANECDOTE

Agent Hid Morse Code In Hair Tie

  • Phyllis Latour Doyle wrapped silk-coded Morse messages around a knitting needle and concealed it in a flat shoelace hair tie while operating as an SOE agent in Normandy.
  • Her knitting and hair tie concealed 135 wireless transmissions and helped her evade German searches because women were often dismissed.
ANECDOTE

Red Spy Queen Hid Microfilm In Knitting Bag

  • Elizabeth Bentley, a Soviet contact woman turned double agent, hid classified documents and microfilm in her knitting bag while passing intelligence to the Soviets.
  • After turning to the FBI in 1945 she testified widely, sparking high-profile communist investigations and the second Red Scare.
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