Jiu Jitsu Defense, ... — Combat Conditioning Manual:

The is a historical military training guide developed by Major Robert Edward (Dick) Hanley of the United States Marine Corps. Originally published in 1942, it was designed as a pocket reference for Marines to achieve peak physical condition and learn hand-to-hand combat skills before World War II deployment. Core Manual Content

: Specific curricula for defending against unarmed attacks, knives, batons, and rifles equipped with bayonets. Combat Conditioning Manual: Jiu Jitsu Defense, ...

: Available in softcover (approx. 160 pages) from publishers like Literary Licensing, LLC (2011) and Naval & Military Press (2024). The is a historical military training guide developed