| 369 / | HD | DYNAMIC INFORMATION STORAGE OR RETRIEVAL | 
| 24 |  | OPERATOR-ACTUATED REMOTE CONTROL OR INFORMATION LOCATION {3} | 
| 25 | DF | .~> Dictation or transcribing {3} | 
| 30 | DF | .~> Selective addressing of storage medium (e.g., programmed access, "juke box") {7} | 
| 42 | DF | .~> By mechanical linkage |