มีคนดูมากที่สุด จาก United States Army Signal Corps

In this documentary short film, Helen Matthews explains to women members of the U.S. Army proper ways to maintain a healthy body during military...

This documentary short film depicts the importance of tiny ball bearings in the ability of a nation to carry out warfare. As ball bearings are...

In this documentary short film, a U.S. Army lieutenant instructs soldiers in how to prepare for new and interesting jobs in civilian life after the...