These electric multiple units were eventually designated as Class 503.
As was the custom of the day, the unit was designated by a number.
We know your unit is designated as the Force.
The unit was designated to provide intelligence in real time and sighting enemy targets.
The unit was first designated the 2nd California.
The unit was formerly designated as 3rd Brigade, 75th Division.
The units were designated "unattached" as they did not belong to a particular regiment.
At the time of reorganization, the units were designated as follows:
The unit was formerly designated as 5th Brigade, 78th Division.
The unit was formerly designated as 2nd Brigade, 85th Division.