# What does the tie say about him? · Hijacking of Northwest 305 (D. B. Cooper) > Three answers have been proposed. The tie was the hijacker's and its particles record his workplace, a metal fabrication or titanium plant, and… leads… Source: https://mysteriesdept.com/mysteries/db-cooper/questions/QST0D6SXB0A6DQK/what-does-the-tie-say-about-him Publisher: Mysteries Department Licence: CC BY 4.0 (credit Mysteries Department and link the page) Updated: 2026-10-26T11:57:12+00:00 --- **0** # What does the tie say about him? Asked 26 Oct 2026 by [**apollo** ](https://mysteriesdept.com/u/apollo)·Part of [Who was the hijacker?](https://mysteriesdept.com/mysteries/db-cooper/questions/QST0D6SX9S8617C/who-was-the-hijacker)·3 answers·0·0 following **Most likely: the tie was the hijacker's and its particles record his workplace, a metal fabrication or titanium plant, and…** Ahead on the evidence, not yet confirmed. It needs two reviews to be accepted. ## Where it stands Three answers have been proposed. The tie was the hijacker's and its particles record his workplace, a metal fabrication or titanium plant, and… leads, with evidence 2 for, 1 against: partly supported by its tests. Two are still possible. ## Why it matters The clip-on tie at seat 18E is the only object the hijacker is believed to have worn, and the only one that has been studied at particle level. If its particles are his, they describe his workplace; if not, the whole line of inference falls⁠[[1]](https://mysteriesdept.com/sources/SRC0D6SWS605K49/titanium-particles-from-coopers-tie)⁠[[2]](https://mysteriesdept.com/sources/SRC0D6SWSDT2B8S/mccrone-labs-analysis-2017). ## Answers 3 [**The tie was the hijacker's and its particles record his workplace, a metal fabrication or titanium plant, and…** ](https://mysteriesdept.com/mysteries/db-cooper/answers/ANS0D6SXQYC2QMN/the-tie-was-the-hijackers-and-its-particles-record-his) Partly supported by its tests Evidence: 2 for, 1 against Most likely [**None of these.** ](https://mysteriesdept.com/mysteries/db-cooper/answers/ANS0D6SXSD87RA7/none-of-these) Not tested enough to call either way Evidence: none yet Still possible [**The tie's particles are not informative about the hijacker (contamination, prior owners, or the tie was not…** ](https://mysteriesdept.com/mysteries/db-cooper/answers/ANS0D6SXRXM290J/the-ties-particles-are-not-informative-about-the-hijacker) Not tested enough to call either way Evidence: 1 for Still possible ## History 1. 2017[Kaye: the McCrone scan of more than 100,000 particles added cerium, cerium-lanthanum, yttrium, strontium sulfide…](https://mysteriesdept.com/sources/SRC0D6SWSDT2B8S/mccrone-labs-analysis-2017)For: The tie was the hijacker's and its particles record his workplace, a metal fabrication or titanium plant, and… 1. 2017[Kaye: the tie was a discontinued JCPenney model, handled by the FBI for decades; nickel from the sampling tape…](https://mysteriesdept.com/sources/SRC0D6SWSDT2B8S/mccrone-labs-analysis-2017)For: The tie's particles are not informative about the hijacker (contamination, prior owners, or the tie was not… 1. 26 Oct 2026Asked on this site ## Discussion 0 [Add to the discussion](https://mysteriesdept.com/signin?next=/mysteries/db-cooper/questions/QST0D6SXB0A6DQK/what-does-the-tie-say-about-him%23discussion) Help with this question [ **Propose an answer** Something the evidence could support or rule out ] [ **Propose an answer** Something the evidence could support or rule out ](https://mysteriesdept.com/signin?next=/mysteries/db-cooper/questions/QST0D6SXB0A6DQK/what-does-the-tie-say-about-him%23add-answer) [ **Add evidence** A result for or against an answer ] [ **Add evidence** A result for or against an answer ](https://mysteriesdept.com/signin?next=/mysteries/db-cooper/questions/QST0D6SXB0A6DQK/what-does-the-tie-say-about-him%23add-evidence) [ **Ask a sub-question** A smaller question that would help settle this one ] [ **Ask a sub-question** A smaller question that would help settle this one ](https://mysteriesdept.com/signin?next=/mysteries/db-cooper/questions/QST0D6SXB0A6DQK/what-does-the-tie-say-about-him%23add-question) [ **Add a source** A paper, archive record or image ] [ **Add a source** A paper, archive record or image ](https://mysteriesdept.com/signin?next=/mysteries/db-cooper/questions/QST0D6SXB0A6DQK/what-does-the-tie-say-about-him%23add-source) Where it fits Hijacking of Northwest 305 (D. B. Cooper) [**Who was the hijacker?** ](https://mysteriesdept.com/mysteries/db-cooper/questions/QST0D6SX9S8617C/who-was-the-hijacker)Key question · 4 answers, inconclusive [Is the parachute found on the McCoy property one of the Flight 305 parachutes?](https://mysteriesdept.com/mysteries/db-cooper/questions/QST0D6SXA1268DM/is-the-parachute-found-on-the-mccoy-property-one-of-the)Open · 3 answers, inconclusive **What does the tie say about him?** You're here · the tie was the hijacker's and its particles record his workplace, a metal fabrication or titanium plant, and… [ Ask a question under this one ]