Date of this Version
The minimum unambiguous citation for this manual is: FM 35-54, 1990.
This manual contains a theoretical description of technical intelligence within US forces in the field. It contains a brief historical sketch of the evolution of technical intelligence and a description of national intelligence organizations and an explanation of the relationships between them.
It explains technical intelligence organization, operations, and responsibilities within a US command in the field. It contains extensive examples of documents and forms used in technical intelligence operations, a detailed foreign language recognition guide, an extensive list of abbreviations, and a detailed glossary.