| 708 / | HD | ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING | 
| 100 | DF | ELECTRICAL DIGITAL CALCULATING COMPUTER {10} | 
| 200 | DF | .~ Particular function performed {26} | 
| 422 |  | .~.~ Correlation {4} | 
| 423 | DF | .~.~.~> Single bit data | 
| 424 | DF | .~.~.~> Multidimensional data | 
| 425 | DF | .~.~.~> Using tapped delay line | 
| 426 | DF | .~.~.~> Autocorrelation |