# OFFICE OF SPECIAL INVESTIGATIONS

Department of Defense PIN 26461 OFFICE OF SPECIAL INVESTIGATIONS DEFINES MISSION AND ORGANIZATION. DEPICTS SELECTION AND TRAINING OF PERSONNEL. SHOWS HOW OSI CONDUCTS INDIVIDUAL BACKGROUND SECURITY CHECKS. EXPLAINS TECHNIQUES OF CRIMINAL INVESTIGATION AND CRIME LABORATORY OPERATION.

- Kind: Educational
- Year: 1965
- By: Department of Defense
- Genres: Education
- Archive: [Internet Archive](https://archive.org/details/gov.dod.dimoc.26461)
- Licence or status: [CC0 1.0](http://creativecommons.org/publicdomain/zero/1.0/) (as the archive states it)
- Who can watch: Teens profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

Not offered: its uploader marks it public domain, and the US Copyright Office's records do not settle that it is (a record that may be another film's, a film first published abroad, a year when renewal was automatic, or a country they do not name). Unclear is not offered.