Richard Koch
- Year
- 1989
- Where
- Maplewood, Minnesota
- Source
- NamUs
- Evidence
- 1
Richard Koch, 60 at the time, was last known to be in Maplewood, Minnesota on June 27, 1989. NamUs case MP12426.
Basic facts from the NamUs public record. Records change. The source is the authority.
Got ten minutes? Do one of these.
What is the last confirmed sighting, and what is the documented timeline around it?
- Pin down the last confirmed sighting: who saw them, where, and when.
- Build the 48 hours before and after from what is on the record.
- Check for unidentified persons found in the region after that date.
New to this? Read the field guide. Five short lessons.
What is out there.
Podcast episodes
- EP017: Richard Koch talks with Stephen Hall (Part 2)Richard Koch · 2020
- EP019: Richard Koch talks with Tim Ferriss (Part 2 introduction)Richard Koch · 2020
- Richard Koch talks to Rebecca ZungRichard Koch · 2021
- EP016: Richard Koch talks with Stephen Hall (Part 1)Richard Koch · 2020
- Richard Koch talks to Sean DeLaneyRichard Koch · 2021
In the Internet Archive
- Letter from Jean Koch to Sequoia National Forest Supervisor M.R. James regarding 2720 Special Use permitsText · 1969
- Letter from Sierra Club Executive Director Michael McCloskey to Jean Koch regarding posting materials in Mineral KingText · 1971
- Letter from James W. Moorman, Sierra Club Legal Defense Fund, Inc. Executive Director, to Jean KochText · 1972
- Scratch notes regarding cabinsText · 1981
- Skiers To Keep Mineral King Natural membership applicationText · 1977
Nobody has researched this case yet. Have the AI search the web for reporting, podcasts and videos about it.
Search elsewhere
More in Minnesota
Disappearance of Brandon Swanson
Shortly after midnight on May 14, 2008, Brandon Swanson (born January 30, 1989) of Marshall, Minnesota, United States, drove his car into a ditch on his way home from celebrating the end of the spring semester with fellow students from Minnesota West Community and Technical College's Canby campus. Uninjured, he got out and called his parents on his cellphone. Unsure of his exact location, he told them he believed he…
1911 · MinnesotaMissing
Elsie Paroubek
Eliška "Elsie" Paroubek (1906 – c. April 8, 1911) was an American girl who was a victim of kidnapping and murder in the spring of 1911. Her disappearance and the subsequent search for her preoccupied Illinois, Wisconsin, and Minnesota law enforcement for six weeks.
2002 · MinnesotaMissingDisappearance of Joshua Guimond
On the night of November 9–10, 2002, 20‑year‑old Joshua Guimond disappeared from the campus of his current school, Saint John's University in Collegeville, Minnesota, United States. On the 9th, Guimond was partying with friends in an apartment of the Metten Court dormitory. The other attendees say that around 11:45 p.m., he left without saying anything, after implying earlier that he had some place to be.