EIG 21, Collection of Information on Highways, May 1959.

This Engineer Intelligence Guide was prepared to provide intelligence collection, processing, production, and dissemination guidance by the Chief of Engineers to elements of the Corps of Engineers. The Introduction contains a list of five key army manuals and documents related to transportation intelligence. This guide contains detailed instructions for gathering information about highways and bridges. It also contains extensive illustrations and a glossary of highway terms. The distribution list shows engineer-related organizations interested in engineer intelligence

EIG 21, Collection of Information on Highways, May 1959.

This Engineer Intelligence Guide was prepared to provide intelligence collection, processing, production, and dissemination guidance by the Chief of Engineers to elements of the Corps of Engineers. The Introduction contains a list of five key army manuals and documents related to transportation intelligence. This guide contains detailed instructions for gathering information about highways and bridges. It also contains extensive illustrations and a glossary of highway terms. The distribution list shows engineer-related organizations interested in engineer intelligence