207 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.
Case Description
Any updates on this case? Let us know!
Trooper Joseph John Welsch, aged 26, was a dedicated officer with the Pennsylvania State Police. Born on December 11, 1950, in Carbondale, Pennsylvania, he had served with distinction for nearly five years. On September 13, 1977, Trooper Welsch was assigned to assist Constable Walter Mitchell in serving a surety of the peace and criminal trespass warrant on Mark F. Geddes, 28, of Covington, Tioga County. The warrant had been issued following an altercation between Geddes and his father.

A ...Read More
Victim Details

Joseph John Welsch

Male

White / Caucasian

Tioga

PA

1977-09-13

26

Joseph

John Welsch

11/21/2025