All out for Victory: sequence on "Sparks" receiving message, sending same to captain on bridge. Two shots of tank commander seated at top of turret speaking on radio as gun fires. HAS of tank gun firing as seen from commander's position. Shot of US soldier in field using portable radio. Sequence on radio factory, many women at work on intricate circuits, testing completed sets under various conditions. A few men can be seen. Final shot of radios moving on conveyor past last inspector.