U.S. Navy Radar Scope in use during World War II

ID: 66 ~ Source: National Archives and Records Administration
This file appears in: Defense Plant

ID: Four people looking down. The image is overlaid with circles that begin small and get bigger as they reach the edges of the image. Lines divide the circles at diagonals, and two bold lines intersect at 90-degree angles in the center of the image.

This file appears in: Defense Plant

By Jimmy Doi
"So I went and started working for this defense plant, and I worked there for about three months...It used to be a bicycle shop and they made it into a defense plant... I don’t know what the radar parts were that they were making, and that’s…