Stamped into a black label on one side of the chassis and hand written on a sticker on another side.
Stamped in white on the frame. The number is partially obscurred by a module.
overall: 13 in x 26 in x 7 1/2 in
This is a generic module rack four modules installed, three with two vacuum tubes each and one larger one with a duel tetrode. There are five empty spaces for additional modules. There are tags on each of the modules, numbering them E15-8-1 through 10. There are 16 coaxial connectors with cut wires. There are also numbers on each of the cooaxial connectors, labeled J1-1 through J10-4. At one end there are two terminal strips on the top and three at the bottom. There are two indicator lights at the bottom. One is red the other is white.