ALWAC III Logic Board
Logistics Research, Inc. (possibly El-tronics, Inc.)
overall: 3/4 in x 5 1/4 in x 3 3/4 in; overall: 1 in x 8 in x 4 in
Object is a circuit board with discrete capacitors and vacuum tube sockets. This board has some rather wild manually-applied engineering changes.
Gift of Eugene Usdin