Etched on a plate on the bottom of the object labled PIUMP #
Hand written on paper label on back of object
Etched on a plate on the bottom of the object
Stamped on the rack
overall: 12 1/2 in x 26 in x 7 1/2 in
The object is a rack holding 10 vacuum tube assemblies. Each assembly contains two vacuum tubes. All tubes are present. 9 of the assemblies have hand labeled paper tags saying "E7-8-n" where "n" indicates the slot the assembly is in. The object also has 17 BNC connectors and 2 terminal strips with 11 terminals each. Three indicator light assembles are attached to the object.