708 / | HD | ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING |
100 | DF | ELECTRICAL DIGITAL CALCULATING COMPUTER {10} |
200 | DF | .~ Particular function performed {26} |
490 | DF | .~.~ Arithmetical operation {27} |
650 | .~.~.~ Division {3} | |
651 | DF | .~.~.~.~> Decimal |
652 | DF | .~.~.~.~> Coded decimal |
653 | DF | .~.~.~.~> Binary {2} |