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Story summary
- Idaho authorities identified the unknown wanderer as Dr. Mathew Francis Betkouski, an organic chemist.
- His body was discovered at Boise’s Sacred Heart Catholic Church on Dec. 4, 1982, containing a cyanide capsule.
- Investigators recovered $1,900, a note signed “William L. Toomey,” a Seiko watch, and a bolo tie.
- Testing a Tylenol bottle linked to Betkouski revealed peach pit and apricot seed residue, suggesting a homemade mix.