This series consists of an index to the series of Army Inventions Directorate drawings and blueprints held in MP100/1-2. The cards are arranged alphabetically by title of the invention and include details such as the drawing number and inventions file number. There are also movement records as to the location of drawings when sent beyond the registry.


Administrative information
The following data was keyed from the paper documentation:
Form number: CA 2
Transferring department: Army, Army Inventions,